Home / 3,121,197.63-4,681,796.51-877,335.63

Finding the Fourth Proportional to 3,121,197.63, 4,681,796.51 and 877,335.63

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Solution

The fourth proportional to 3,121,197.63, 4,681,796.51 and 877,335.63 is: 1,316,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,197.63 : 4,681,796.51 = 877,335.63 : x
  2. Step 2: Convert to fraction form
    3,121,197.63/4,681,796.51 = 877,335.63/x
  3. Step 3: Cross multiply
    3,121,197.63x = 4,681,796.51 × 877,335.63
  4. Step 4: Simplify right side
    3,121,197.63x = 4,107,506,890,632.65
  5. Step 5: Solve for x
    x = 4,107,506,890,632.65/3,121,197.63
  6. Step 6: Final answer
    x = 1,316,003.46

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.