Home / 3,121,202.07-4,681,803.10-877,340.07

Finding the Fourth Proportional to 3,121,202.07, 4,681,803.10 and 877,340.07

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Solution

The fourth proportional to 3,121,202.07, 4,681,803.10 and 877,340.07 is: 1,316,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,202.07 : 4,681,803.10 = 877,340.07 : x
  2. Step 2: Convert to fraction form
    3,121,202.07/4,681,803.10 = 877,340.07/x
  3. Step 3: Cross multiply
    3,121,202.07x = 4,681,803.10 × 877,340.07
  4. Step 4: Simplify right side
    3,121,202.07x = 4,107,533,431,684.50
  5. Step 5: Solve for x
    x = 4,107,533,431,684.50/3,121,202.07
  6. Step 6: Final answer
    x = 1,316,010.10

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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.