Home / 1,148,522.20-1,722,005.70-608,867.80

Finding the Fourth Proportional to 1,148,522.20, 1,722,005.70 and 608,867.80

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Solution

The fourth proportional to 1,148,522.20, 1,722,005.70 and 608,867.80 is: 912,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,522.20 : 1,722,005.70 = 608,867.80 : x
  2. Step 2: Convert to fraction form
    1,148,522.20/1,722,005.70 = 608,867.80/x
  3. Step 3: Cross multiply
    1,148,522.20x = 1,722,005.70 × 608,867.80
  4. Step 4: Simplify right side
    1,148,522.20x = 1,048,473,822,146.46
  5. Step 5: Solve for x
    x = 1,048,473,822,146.46/1,148,522.20
  6. Step 6: Final answer
    x = 912,889.47

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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.