Home / 1,049,937.60-1,574,906.40-649,279.20

Finding the Fourth Proportional to 1,049,937.60, 1,574,906.40 and 649,279.20

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Solution

The fourth proportional to 1,049,937.60, 1,574,906.40 and 649,279.20 is: 973,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,937.60 : 1,574,906.40 = 649,279.20 : x
  2. Step 2: Convert to fraction form
    1,049,937.60/1,574,906.40 = 649,279.20/x
  3. Step 3: Cross multiply
    1,049,937.60x = 1,574,906.40 × 649,279.20
  4. Step 4: Simplify right side
    1,049,937.60x = 1,022,553,967,466.88
  5. Step 5: Solve for x
    x = 1,022,553,967,466.88/1,049,937.60
  6. Step 6: Final answer
    x = 973,918.80

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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.