Home / 1,551,605.10-2,140,716.60-939,562.20

Finding the Fourth Proportional to 1,551,605.10, 2,140,716.60 and 939,562.20

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Solution

The fourth proportional to 1,551,605.10, 2,140,716.60 and 939,562.20 is: 1,296,294.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,605.10 : 2,140,716.60 = 939,562.20 : x
  2. Step 2: Convert to fraction form
    1,551,605.10/2,140,716.60 = 939,562.20/x
  3. Step 3: Cross multiply
    1,551,605.10x = 2,140,716.60 × 939,562.20
  4. Step 4: Simplify right side
    1,551,605.10x = 2,011,336,398,272.52
  5. Step 5: Solve for x
    x = 2,011,336,398,272.52/1,551,605.10
  6. Step 6: Final answer
    x = 1,296,294.01

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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.