Home / 1,443,720.60-2,164,704-723,224.40

Finding the Fourth Proportional to 1,443,720.60, 2,164,704 and 723,224.40

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Solution

The fourth proportional to 1,443,720.60, 2,164,704 and 723,224.40 is: 1,084,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,720.60 : 2,164,704 = 723,224.40 : x
  2. Step 2: Convert to fraction form
    1,443,720.60/2,164,704 = 723,224.40/x
  3. Step 3: Cross multiply
    1,443,720.60x = 2,164,704 × 723,224.40
  4. Step 4: Simplify right side
    1,443,720.60x = 1,565,566,751,577.60
  5. Step 5: Solve for x
    x = 1,565,566,751,577.60/1,443,720.60
  6. Step 6: Final answer
    x = 1,084,397.32

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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.