Home / 1,566,159.90-2,345,740.65-1,286,223.90

Finding the Fourth Proportional to 1,566,159.90, 2,345,740.65 and 1,286,223.90

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Solution

The fourth proportional to 1,566,159.90, 2,345,740.65 and 1,286,223.90 is: 1,926,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,159.90 : 2,345,740.65 = 1,286,223.90 : x
  2. Step 2: Convert to fraction form
    1,566,159.90/2,345,740.65 = 1,286,223.90/x
  3. Step 3: Cross multiply
    1,566,159.90x = 2,345,740.65 × 1,286,223.90
  4. Step 4: Simplify right side
    1,566,159.90x = 3,017,147,687,231.53
  5. Step 5: Solve for x
    x = 3,017,147,687,231.53/1,566,159.90
  6. Step 6: Final answer
    x = 1,926,462.10

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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.