Home / 1,056,829.80-1,583,430.30-494,711.40

Finding the Fourth Proportional to 1,056,829.80, 1,583,430.30 and 494,711.40

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Solution

The fourth proportional to 1,056,829.80, 1,583,430.30 and 494,711.40 is: 741,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,829.80 : 1,583,430.30 = 494,711.40 : x
  2. Step 2: Convert to fraction form
    1,056,829.80/1,583,430.30 = 494,711.40/x
  3. Step 3: Cross multiply
    1,056,829.80x = 1,583,430.30 × 494,711.40
  4. Step 4: Simplify right side
    1,056,829.80x = 783,341,020,515.42
  5. Step 5: Solve for x
    x = 783,341,020,515.42/1,056,829.80
  6. Step 6: Final answer
    x = 741,217.76

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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.