Home / 1,344,035.60-2,016,053.40-1,312,931.60

Finding the Fourth Proportional to 1,344,035.60, 2,016,053.40 and 1,312,931.60

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Solution

The fourth proportional to 1,344,035.60, 2,016,053.40 and 1,312,931.60 is: 1,969,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,035.60 : 2,016,053.40 = 1,312,931.60 : x
  2. Step 2: Convert to fraction form
    1,344,035.60/2,016,053.40 = 1,312,931.60/x
  3. Step 3: Cross multiply
    1,344,035.60x = 2,016,053.40 × 1,312,931.60
  4. Step 4: Simplify right side
    1,344,035.60x = 2,646,940,216,147.44
  5. Step 5: Solve for x
    x = 2,646,940,216,147.44/1,344,035.60
  6. Step 6: Final answer
    x = 1,969,397.40

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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.