Home / 1,566,306.90-2,347,617.15-817,967.70

Finding the Fourth Proportional to 1,566,306.90, 2,347,617.15 and 817,967.70

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Solution

The fourth proportional to 1,566,306.90, 2,347,617.15 and 817,967.70 is: 1,225,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,306.90 : 2,347,617.15 = 817,967.70 : x
  2. Step 2: Convert to fraction form
    1,566,306.90/2,347,617.15 = 817,967.70/x
  3. Step 3: Cross multiply
    1,566,306.90x = 2,347,617.15 × 817,967.70
  4. Step 4: Simplify right side
    1,566,306.90x = 1,920,275,000,666.06
  5. Step 5: Solve for x
    x = 1,920,275,000,666.06/1,566,306.90
  6. Step 6: Final answer
    x = 1,225,988.98

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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.