Home / 1,569,149.46-2,158,631.01-1,374,681.42

Finding the Fourth Proportional to 1,569,149.46, 2,158,631.01 and 1,374,681.42

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Solution

The fourth proportional to 1,569,149.46, 2,158,631.01 and 1,374,681.42 is: 1,891,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,149.46 : 2,158,631.01 = 1,374,681.42 : x
  2. Step 2: Convert to fraction form
    1,569,149.46/2,158,631.01 = 1,374,681.42/x
  3. Step 3: Cross multiply
    1,569,149.46x = 2,158,631.01 × 1,374,681.42
  4. Step 4: Simplify right side
    1,569,149.46x = 2,967,429,942,082.83
  5. Step 5: Solve for x
    x = 2,967,429,942,082.83/1,569,149.46
  6. Step 6: Final answer
    x = 1,891,107.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.