Home / 1,199,271.80-1,799,598.90-451,854.20

Finding the Fourth Proportional to 1,199,271.80, 1,799,598.90 and 451,854.20

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Solution

The fourth proportional to 1,199,271.80, 1,799,598.90 and 451,854.20 is: 678,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,271.80 : 1,799,598.90 = 451,854.20 : x
  2. Step 2: Convert to fraction form
    1,199,271.80/1,799,598.90 = 451,854.20/x
  3. Step 3: Cross multiply
    1,199,271.80x = 1,799,598.90 × 451,854.20
  4. Step 4: Simplify right side
    1,199,271.80x = 813,156,321,280.38
  5. Step 5: Solve for x
    x = 813,156,321,280.38/1,199,271.80
  6. Step 6: Final answer
    x = 678,041.73

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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.