Home / 1,064,694.57-1,596,254.52-643,876.89

Finding the Fourth Proportional to 1,064,694.57, 1,596,254.52 and 643,876.89

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Solution

The fourth proportional to 1,064,694.57, 1,596,254.52 and 643,876.89 is: 965,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,694.57 : 1,596,254.52 = 643,876.89 : x
  2. Step 2: Convert to fraction form
    1,064,694.57/1,596,254.52 = 643,876.89/x
  3. Step 3: Cross multiply
    1,064,694.57x = 1,596,254.52 × 643,876.89
  4. Step 4: Simplify right side
    1,064,694.57x = 1,027,791,395,986.04
  5. Step 5: Solve for x
    x = 1,027,791,395,986.04/1,064,694.57
  6. Step 6: Final answer
    x = 965,339.19

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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.