Home / 1,377,025.60-2,065,538.40-1,270,737.40

Finding the Fourth Proportional to 1,377,025.60, 2,065,538.40 and 1,270,737.40

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Solution

The fourth proportional to 1,377,025.60, 2,065,538.40 and 1,270,737.40 is: 1,906,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,025.60 : 2,065,538.40 = 1,270,737.40 : x
  2. Step 2: Convert to fraction form
    1,377,025.60/2,065,538.40 = 1,270,737.40/x
  3. Step 3: Cross multiply
    1,377,025.60x = 2,065,538.40 × 1,270,737.40
  4. Step 4: Simplify right side
    1,377,025.60x = 2,624,756,896,016.16
  5. Step 5: Solve for x
    x = 2,624,756,896,016.16/1,377,025.60
  6. Step 6: Final answer
    x = 1,906,106.10

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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.