Home / 1,000,902.96-1,381,249.84-542,017.74

Finding the Fourth Proportional to 1,000,902.96, 1,381,249.84 and 542,017.74

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Solution

The fourth proportional to 1,000,902.96, 1,381,249.84 and 542,017.74 is: 747,986.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,902.96 : 1,381,249.84 = 542,017.74 : x
  2. Step 2: Convert to fraction form
    1,000,902.96/1,381,249.84 = 542,017.74/x
  3. Step 3: Cross multiply
    1,000,902.96x = 1,381,249.84 × 542,017.74
  4. Step 4: Simplify right side
    1,000,902.96x = 748,661,916,652.16
  5. Step 5: Solve for x
    x = 748,661,916,652.16/1,000,902.96
  6. Step 6: Final answer
    x = 747,986.51

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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.