Home / 1,487,974.57-2,053,565.45-843,325.57

Finding the Fourth Proportional to 1,487,974.57, 2,053,565.45 and 843,325.57

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Solution

The fourth proportional to 1,487,974.57, 2,053,565.45 and 843,325.57 is: 1,163,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,974.57 : 2,053,565.45 = 843,325.57 : x
  2. Step 2: Convert to fraction form
    1,487,974.57/2,053,565.45 = 843,325.57/x
  3. Step 3: Cross multiply
    1,487,974.57x = 2,053,565.45 × 843,325.57
  4. Step 4: Simplify right side
    1,487,974.57x = 1,731,824,247,373.08
  5. Step 5: Solve for x
    x = 1,731,824,247,373.08/1,487,974.57
  6. Step 6: Final answer
    x = 1,163,880.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.