Home / 997,710.40-1,496,565.60-891,956.80

Finding the Fourth Proportional to 997,710.40, 1,496,565.60 and 891,956.80

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Solution

The fourth proportional to 997,710.40, 1,496,565.60 and 891,956.80 is: 1,337,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,710.40 : 1,496,565.60 = 891,956.80 : x
  2. Step 2: Convert to fraction form
    997,710.40/1,496,565.60 = 891,956.80/x
  3. Step 3: Cross multiply
    997,710.40x = 1,496,565.60 × 891,956.80
  4. Step 4: Simplify right side
    997,710.40x = 1,334,871,863,566.08
  5. Step 5: Solve for x
    x = 1,334,871,863,566.08/997,710.40
  6. Step 6: Final answer
    x = 1,337,935.20

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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.