Home / 1,785,457.38-2,677,201.95-930,395.10

Finding the Fourth Proportional to 1,785,457.38, 2,677,201.95 and 930,395.10

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Solution

The fourth proportional to 1,785,457.38, 2,677,201.95 and 930,395.10 is: 1,395,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,457.38 : 2,677,201.95 = 930,395.10 : x
  2. Step 2: Convert to fraction form
    1,785,457.38/2,677,201.95 = 930,395.10/x
  3. Step 3: Cross multiply
    1,785,457.38x = 2,677,201.95 × 930,395.10
  4. Step 4: Simplify right side
    1,785,457.38x = 2,490,855,575,990.45
  5. Step 5: Solve for x
    x = 2,490,855,575,990.45/1,785,457.38
  6. Step 6: Final answer
    x = 1,395,079.83

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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.