Home / 1,164,887.01-1,607,528.72-641,587.57

Finding the Fourth Proportional to 1,164,887.01, 1,607,528.72 and 641,587.57

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Solution

The fourth proportional to 1,164,887.01, 1,607,528.72 and 641,587.57 is: 885,382.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,887.01 : 1,607,528.72 = 641,587.57 : x
  2. Step 2: Convert to fraction form
    1,164,887.01/1,607,528.72 = 641,587.57/x
  3. Step 3: Cross multiply
    1,164,887.01x = 1,607,528.72 × 641,587.57
  4. Step 4: Simplify right side
    1,164,887.01x = 1,031,370,442,755.16
  5. Step 5: Solve for x
    x = 1,031,370,442,755.16/1,164,887.01
  6. Step 6: Final answer
    x = 885,382.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.