Home / 832,141.60-1,248,212.40-735,719.20

Finding the Fourth Proportional to 832,141.60, 1,248,212.40 and 735,719.20

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Solution

The fourth proportional to 832,141.60, 1,248,212.40 and 735,719.20 is: 1,103,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,141.60 : 1,248,212.40 = 735,719.20 : x
  2. Step 2: Convert to fraction form
    832,141.60/1,248,212.40 = 735,719.20/x
  3. Step 3: Cross multiply
    832,141.60x = 1,248,212.40 × 735,719.20
  4. Step 4: Simplify right side
    832,141.60x = 918,333,828,358.08
  5. Step 5: Solve for x
    x = 918,333,828,358.08/832,141.60
  6. Step 6: Final answer
    x = 1,103,578.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.