Home / 1,534,909.64-2,301,380.04-636,971.18

Finding the Fourth Proportional to 1,534,909.64, 2,301,380.04 and 636,971.18

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Solution

The fourth proportional to 1,534,909.64, 2,301,380.04 and 636,971.18 is: 955,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,909.64 : 2,301,380.04 = 636,971.18 : x
  2. Step 2: Convert to fraction form
    1,534,909.64/2,301,380.04 = 636,971.18/x
  3. Step 3: Cross multiply
    1,534,909.64x = 2,301,380.04 × 636,971.18
  4. Step 4: Simplify right side
    1,534,909.64x = 1,465,912,759,707.25
  5. Step 5: Solve for x
    x = 1,465,912,759,707.25/1,534,909.64
  6. Step 6: Final answer
    x = 955,048.25

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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.