Home / 1,249,287.30-1,724,014.33-676,327.32

Finding the Fourth Proportional to 1,249,287.30, 1,724,014.33 and 676,327.32

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Solution

The fourth proportional to 1,249,287.30, 1,724,014.33 and 676,327.32 is: 933,330.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,287.30 : 1,724,014.33 = 676,327.32 : x
  2. Step 2: Convert to fraction form
    1,249,287.30/1,724,014.33 = 676,327.32/x
  3. Step 3: Cross multiply
    1,249,287.30x = 1,724,014.33 × 676,327.32
  4. Step 4: Simplify right side
    1,249,287.30x = 1,165,997,989,759.68
  5. Step 5: Solve for x
    x = 1,165,997,989,759.68/1,249,287.30
  6. Step 6: Final answer
    x = 933,330.54

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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.