Home / 1,980,174-2,969,785.26-914,191.92

Finding the Fourth Proportional to 1,980,174, 2,969,785.26 and 914,191.92

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Solution

The fourth proportional to 1,980,174, 2,969,785.26 and 914,191.92 is: 1,371,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,174 : 2,969,785.26 = 914,191.92 : x
  2. Step 2: Convert to fraction form
    1,980,174/2,969,785.26 = 914,191.92/x
  3. Step 3: Cross multiply
    1,980,174x = 2,969,785.26 × 914,191.92
  4. Step 4: Simplify right side
    1,980,174x = 2,714,953,688,827.10
  5. Step 5: Solve for x
    x = 2,714,953,688,827.10/1,980,174
  6. Step 6: Final answer
    x = 1,371,068.24

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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.