Home / 1,157,462.60-1,736,280.30-409,411.40

Finding the Fourth Proportional to 1,157,462.60, 1,736,280.30 and 409,411.40

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Solution

The fourth proportional to 1,157,462.60, 1,736,280.30 and 409,411.40 is: 614,147.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,462.60 : 1,736,280.30 = 409,411.40 : x
  2. Step 2: Convert to fraction form
    1,157,462.60/1,736,280.30 = 409,411.40/x
  3. Step 3: Cross multiply
    1,157,462.60x = 1,736,280.30 × 409,411.40
  4. Step 4: Simplify right side
    1,157,462.60x = 710,852,948,415.42
  5. Step 5: Solve for x
    x = 710,852,948,415.42/1,157,462.60
  6. Step 6: Final answer
    x = 614,147.66

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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.