Home / 1,122,238.50-1,545,427.29-974,995.29

Finding the Fourth Proportional to 1,122,238.50, 1,545,427.29 and 974,995.29

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Solution

The fourth proportional to 1,122,238.50, 1,545,427.29 and 974,995.29 is: 1,342,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,238.50 : 1,545,427.29 = 974,995.29 : x
  2. Step 2: Convert to fraction form
    1,122,238.50/1,545,427.29 = 974,995.29/x
  3. Step 3: Cross multiply
    1,122,238.50x = 1,545,427.29 × 974,995.29
  4. Step 4: Simplify right side
    1,122,238.50x = 1,506,784,328,787.46
  5. Step 5: Solve for x
    x = 1,506,784,328,787.46/1,122,238.50
  6. Step 6: Final answer
    x = 1,342,659.63

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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.