Home / 1,536,281.20-2,304,421.80-1,057,984.30

Finding the Fourth Proportional to 1,536,281.20, 2,304,421.80 and 1,057,984.30

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Solution

The fourth proportional to 1,536,281.20, 2,304,421.80 and 1,057,984.30 is: 1,586,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,281.20 : 2,304,421.80 = 1,057,984.30 : x
  2. Step 2: Convert to fraction form
    1,536,281.20/2,304,421.80 = 1,057,984.30/x
  3. Step 3: Cross multiply
    1,536,281.20x = 2,304,421.80 × 1,057,984.30
  4. Step 4: Simplify right side
    1,536,281.20x = 2,438,042,084,977.74
  5. Step 5: Solve for x
    x = 2,438,042,084,977.74/1,536,281.20
  6. Step 6: Final answer
    x = 1,586,976.45

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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.