Home / 1,742,419.68-2,612,623.72-676,215.60

Finding the Fourth Proportional to 1,742,419.68, 2,612,623.72 and 676,215.60

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Solution

The fourth proportional to 1,742,419.68, 2,612,623.72 and 676,215.60 is: 1,013,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,419.68 : 2,612,623.72 = 676,215.60 : x
  2. Step 2: Convert to fraction form
    1,742,419.68/2,612,623.72 = 676,215.60/x
  3. Step 3: Cross multiply
    1,742,419.68x = 2,612,623.72 × 676,215.60
  4. Step 4: Simplify right side
    1,742,419.68x = 1,766,696,916,394.03
  5. Step 5: Solve for x
    x = 1,766,696,916,394.03/1,742,419.68
  6. Step 6: Final answer
    x = 1,013,933.06

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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.