Home / 1,418,575.20-2,126,088.40-708,802.40

Finding the Fourth Proportional to 1,418,575.20, 2,126,088.40 and 708,802.40

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Solution

The fourth proportional to 1,418,575.20, 2,126,088.40 and 708,802.40 is: 1,062,317.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,575.20 : 2,126,088.40 = 708,802.40 : x
  2. Step 2: Convert to fraction form
    1,418,575.20/2,126,088.40 = 708,802.40/x
  3. Step 3: Cross multiply
    1,418,575.20x = 2,126,088.40 × 708,802.40
  4. Step 4: Simplify right side
    1,418,575.20x = 1,506,976,560,532.16
  5. Step 5: Solve for x
    x = 1,506,976,560,532.16/1,418,575.20
  6. Step 6: Final answer
    x = 1,062,317.01

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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.