Home / 1,543,626.40-2,314,572.72-1,057,856.80

Finding the Fourth Proportional to 1,543,626.40, 2,314,572.72 and 1,057,856.80

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Solution

The fourth proportional to 1,543,626.40, 2,314,572.72 and 1,057,856.80 is: 1,586,191.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,626.40 : 2,314,572.72 = 1,057,856.80 : x
  2. Step 2: Convert to fraction form
    1,543,626.40/2,314,572.72 = 1,057,856.80/x
  3. Step 3: Cross multiply
    1,543,626.40x = 2,314,572.72 × 1,057,856.80
  4. Step 4: Simplify right side
    1,543,626.40x = 2,448,486,490,946.50
  5. Step 5: Solve for x
    x = 2,448,486,490,946.50/1,543,626.40
  6. Step 6: Final answer
    x = 1,586,191.12

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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.