Home / 1,123,645.73-1,550,637.60-614,348.11

Finding the Fourth Proportional to 1,123,645.73, 1,550,637.60 and 614,348.11

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Solution

The fourth proportional to 1,123,645.73, 1,550,637.60 and 614,348.11 is: 847,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,645.73 : 1,550,637.60 = 614,348.11 : x
  2. Step 2: Convert to fraction form
    1,123,645.73/1,550,637.60 = 614,348.11/x
  3. Step 3: Cross multiply
    1,123,645.73x = 1,550,637.60 × 614,348.11
  4. Step 4: Simplify right side
    1,123,645.73x = 952,631,271,101.75
  5. Step 5: Solve for x
    x = 952,631,271,101.75/1,123,645.73
  6. Step 6: Final answer
    x = 847,803.93

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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.