Home / 957,753.15-1,320,325.55-753,448.97

Finding the Fourth Proportional to 957,753.15, 1,320,325.55 and 753,448.97

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Solution

The fourth proportional to 957,753.15, 1,320,325.55 and 753,448.97 is: 1,038,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,753.15 : 1,320,325.55 = 753,448.97 : x
  2. Step 2: Convert to fraction form
    957,753.15/1,320,325.55 = 753,448.97/x
  3. Step 3: Cross multiply
    957,753.15x = 1,320,325.55 × 753,448.97
  4. Step 4: Simplify right side
    957,753.15x = 994,797,928,071.19
  5. Step 5: Solve for x
    x = 994,797,928,071.19/957,753.15
  6. Step 6: Final answer
    x = 1,038,678.84

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1.5x scale

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.