Home / 1,142,582.43-1,576,741.20-626,337.43

Finding the Fourth Proportional to 1,142,582.43, 1,576,741.20 and 626,337.43

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Solution

The fourth proportional to 1,142,582.43, 1,576,741.20 and 626,337.43 is: 864,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,582.43 : 1,576,741.20 = 626,337.43 : x
  2. Step 2: Convert to fraction form
    1,142,582.43/1,576,741.20 = 626,337.43/x
  3. Step 3: Cross multiply
    1,142,582.43x = 1,576,741.20 × 626,337.43
  4. Step 4: Simplify right side
    1,142,582.43x = 987,572,030,983.12
  5. Step 5: Solve for x
    x = 987,572,030,983.12/1,142,582.43
  6. Step 6: Final answer
    x = 864,333.29

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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.