Home / 1,047,470.80-1,571,206.20-374,312.20

Finding the Fourth Proportional to 1,047,470.80, 1,571,206.20 and 374,312.20

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Solution

The fourth proportional to 1,047,470.80, 1,571,206.20 and 374,312.20 is: 561,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,470.80 : 1,571,206.20 = 374,312.20 : x
  2. Step 2: Convert to fraction form
    1,047,470.80/1,571,206.20 = 374,312.20/x
  3. Step 3: Cross multiply
    1,047,470.80x = 1,571,206.20 × 374,312.20
  4. Step 4: Simplify right side
    1,047,470.80x = 588,121,649,375.64
  5. Step 5: Solve for x
    x = 588,121,649,375.64/1,047,470.80
  6. Step 6: Final answer
    x = 561,468.30

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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.