Home / 913,151.80-1,369,727.70-897,405.40

Finding the Fourth Proportional to 913,151.80, 1,369,727.70 and 897,405.40

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Solution

The fourth proportional to 913,151.80, 1,369,727.70 and 897,405.40 is: 1,346,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,151.80 : 1,369,727.70 = 897,405.40 : x
  2. Step 2: Convert to fraction form
    913,151.80/1,369,727.70 = 897,405.40/x
  3. Step 3: Cross multiply
    913,151.80x = 1,369,727.70 × 897,405.40
  4. Step 4: Simplify right side
    913,151.80x = 1,229,201,034,509.58
  5. Step 5: Solve for x
    x = 1,229,201,034,509.58/913,151.80
  6. Step 6: Final answer
    x = 1,346,108.10

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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.