Home / 1,093,590.60-1,640,385.90-987,302.40

Finding the Fourth Proportional to 1,093,590.60, 1,640,385.90 and 987,302.40

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Solution

The fourth proportional to 1,093,590.60, 1,640,385.90 and 987,302.40 is: 1,480,953.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,590.60 : 1,640,385.90 = 987,302.40 : x
  2. Step 2: Convert to fraction form
    1,093,590.60/1,640,385.90 = 987,302.40/x
  3. Step 3: Cross multiply
    1,093,590.60x = 1,640,385.90 × 987,302.40
  4. Step 4: Simplify right side
    1,093,590.60x = 1,619,556,935,996.16
  5. Step 5: Solve for x
    x = 1,619,556,935,996.16/1,093,590.60
  6. Step 6: Final answer
    x = 1,480,953.60

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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.