Home / 1,404,595.68-1,938,328.08-760,001.76

Finding the Fourth Proportional to 1,404,595.68, 1,938,328.08 and 760,001.76

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Solution

The fourth proportional to 1,404,595.68, 1,938,328.08 and 760,001.76 is: 1,048,794.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,595.68 : 1,938,328.08 = 760,001.76 : x
  2. Step 2: Convert to fraction form
    1,404,595.68/1,938,328.08 = 760,001.76/x
  3. Step 3: Cross multiply
    1,404,595.68x = 1,938,328.08 × 760,001.76
  4. Step 4: Simplify right side
    1,404,595.68x = 1,473,132,752,257.42
  5. Step 5: Solve for x
    x = 1,473,132,752,257.42/1,404,595.68
  6. Step 6: Final answer
    x = 1,048,794.88

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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.