Home / 3,348,328.76-5,021,955.06-918,914.42

Finding the Fourth Proportional to 3,348,328.76, 5,021,955.06 and 918,914.42

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Solution

The fourth proportional to 3,348,328.76, 5,021,955.06 and 918,914.42 is: 1,378,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,328.76 : 5,021,955.06 = 918,914.42 : x
  2. Step 2: Convert to fraction form
    3,348,328.76/5,021,955.06 = 918,914.42/x
  3. Step 3: Cross multiply
    3,348,328.76x = 5,021,955.06 × 918,914.42
  4. Step 4: Simplify right side
    3,348,328.76x = 4,614,746,921,225.97
  5. Step 5: Solve for x
    x = 4,614,746,921,225.97/3,348,328.76
  6. Step 6: Final answer
    x = 1,378,223.96

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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.