Home / 1,861,077.11-2,790,090-662,316.80

Finding the Fourth Proportional to 1,861,077.11, 2,790,090 and 662,316.80

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Solution

The fourth proportional to 1,861,077.11, 2,790,090 and 662,316.80 is: 992,932.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,077.11 : 2,790,090 = 662,316.80 : x
  2. Step 2: Convert to fraction form
    1,861,077.11/2,790,090 = 662,316.80/x
  3. Step 3: Cross multiply
    1,861,077.11x = 2,790,090 × 662,316.80
  4. Step 4: Simplify right side
    1,861,077.11x = 1,847,923,466,561.55
  5. Step 5: Solve for x
    x = 1,847,923,466,561.55/1,861,077.11
  6. Step 6: Final answer
    x = 992,932.24

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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.