Home / 1,138,631.88-1,570,294.34-944,732.64

Finding the Fourth Proportional to 1,138,631.88, 1,570,294.34 and 944,732.64

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Solution

The fourth proportional to 1,138,631.88, 1,570,294.34 and 944,732.64 is: 1,302,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,631.88 : 1,570,294.34 = 944,732.64 : x
  2. Step 2: Convert to fraction form
    1,138,631.88/1,570,294.34 = 944,732.64/x
  3. Step 3: Cross multiply
    1,138,631.88x = 1,570,294.34 × 944,732.64
  4. Step 4: Simplify right side
    1,138,631.88x = 1,483,508,306,792.99
  5. Step 5: Solve for x
    x = 1,483,508,306,792.99/1,138,631.88
  6. Step 6: Final answer
    x = 1,302,886.68

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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.