Home / 1,488,097.10-2,232,664.05-647,252.30

Finding the Fourth Proportional to 1,488,097.10, 2,232,664.05 and 647,252.30

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Solution

The fourth proportional to 1,488,097.10, 2,232,664.05 and 647,252.30 is: 971,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,097.10 : 2,232,664.05 = 647,252.30 : x
  2. Step 2: Convert to fraction form
    1,488,097.10/2,232,664.05 = 647,252.30/x
  3. Step 3: Cross multiply
    1,488,097.10x = 2,232,664.05 × 647,252.30
  4. Step 4: Simplify right side
    1,488,097.10x = 1,445,096,941,489.82
  5. Step 5: Solve for x
    x = 1,445,096,941,489.82/1,488,097.10
  6. Step 6: Final answer
    x = 971,103.93

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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.