Home / 1,538,762.08-2,123,127.76-893,799.20

Finding the Fourth Proportional to 1,538,762.08, 2,123,127.76 and 893,799.20

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Solution

The fourth proportional to 1,538,762.08, 2,123,127.76 and 893,799.20 is: 1,233,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,762.08 : 2,123,127.76 = 893,799.20 : x
  2. Step 2: Convert to fraction form
    1,538,762.08/2,123,127.76 = 893,799.20/x
  3. Step 3: Cross multiply
    1,538,762.08x = 2,123,127.76 × 893,799.20
  4. Step 4: Simplify right side
    1,538,762.08x = 1,897,649,893,385.79
  5. Step 5: Solve for x
    x = 1,897,649,893,385.79/1,538,762.08
  6. Step 6: Final answer
    x = 1,233,231.52

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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.