Home / 1,065,937.20-1,598,905.80-709,796.40

Finding the Fourth Proportional to 1,065,937.20, 1,598,905.80 and 709,796.40

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Solution

The fourth proportional to 1,065,937.20, 1,598,905.80 and 709,796.40 is: 1,064,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,937.20 : 1,598,905.80 = 709,796.40 : x
  2. Step 2: Convert to fraction form
    1,065,937.20/1,598,905.80 = 709,796.40/x
  3. Step 3: Cross multiply
    1,065,937.20x = 1,598,905.80 × 709,796.40
  4. Step 4: Simplify right side
    1,065,937.20x = 1,134,897,580,779.12
  5. Step 5: Solve for x
    x = 1,134,897,580,779.12/1,065,937.20
  6. Step 6: Final answer
    x = 1,064,694.60

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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.