Home / 1,047,756.60-1,571,246.10-416,539.80

Finding the Fourth Proportional to 1,047,756.60, 1,571,246.10 and 416,539.80

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Solution

The fourth proportional to 1,047,756.60, 1,571,246.10 and 416,539.80 is: 624,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,756.60 : 1,571,246.10 = 416,539.80 : x
  2. Step 2: Convert to fraction form
    1,047,756.60/1,571,246.10 = 416,539.80/x
  3. Step 3: Cross multiply
    1,047,756.60x = 1,571,246.10 × 416,539.80
  4. Step 4: Simplify right side
    1,047,756.60x = 654,486,536,244.78
  5. Step 5: Solve for x
    x = 654,486,536,244.78/1,047,756.60
  6. Step 6: Final answer
    x = 624,655.13

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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.