Home / 1,307,442.56-1,804,316.98-726,677.28

Finding the Fourth Proportional to 1,307,442.56, 1,804,316.98 and 726,677.28

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Solution

The fourth proportional to 1,307,442.56, 1,804,316.98 and 726,677.28 is: 1,002,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,442.56 : 1,804,316.98 = 726,677.28 : x
  2. Step 2: Convert to fraction form
    1,307,442.56/1,804,316.98 = 726,677.28/x
  3. Step 3: Cross multiply
    1,307,442.56x = 1,804,316.98 × 726,677.28
  4. Step 4: Simplify right side
    1,307,442.56x = 1,311,156,155,284.21
  5. Step 5: Solve for x
    x = 1,311,156,155,284.21/1,307,442.56
  6. Step 6: Final answer
    x = 1,002,840.35

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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.