Home / 1,919,642.76-2,649,090.69-1,060,184.57

Finding the Fourth Proportional to 1,919,642.76, 2,649,090.69 and 1,060,184.57

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Solution

The fourth proportional to 1,919,642.76, 2,649,090.69 and 1,060,184.57 is: 1,463,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,642.76 : 2,649,090.69 = 1,060,184.57 : x
  2. Step 2: Convert to fraction form
    1,919,642.76/2,649,090.69 = 1,060,184.57/x
  3. Step 3: Cross multiply
    1,919,642.76x = 2,649,090.69 × 1,060,184.57
  4. Step 4: Simplify right side
    1,919,642.76x = 2,808,525,060,823.20
  5. Step 5: Solve for x
    x = 2,808,525,060,823.20/1,919,642.76
  6. Step 6: Final answer
    x = 1,463,045.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.