Home / 1,344,405.40-2,016,024.90-545,421.40

Finding the Fourth Proportional to 1,344,405.40, 2,016,024.90 and 545,421.40

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Solution

The fourth proportional to 1,344,405.40, 2,016,024.90 and 545,421.40 is: 817,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,405.40 : 2,016,024.90 = 545,421.40 : x
  2. Step 2: Convert to fraction form
    1,344,405.40/2,016,024.90 = 545,421.40/x
  3. Step 3: Cross multiply
    1,344,405.40x = 2,016,024.90 × 545,421.40
  4. Step 4: Simplify right side
    1,344,405.40x = 1,099,583,123,392.86
  5. Step 5: Solve for x
    x = 1,099,583,123,392.86/1,344,405.40
  6. Step 6: Final answer
    x = 817,895.50

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1.5x scale

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.