Home / 2,208,329.28-3,312,494.70-692,129.88

Finding the Fourth Proportional to 2,208,329.28, 3,312,494.70 and 692,129.88

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Solution

The fourth proportional to 2,208,329.28, 3,312,494.70 and 692,129.88 is: 1,038,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,329.28 : 3,312,494.70 = 692,129.88 : x
  2. Step 2: Convert to fraction form
    2,208,329.28/3,312,494.70 = 692,129.88/x
  3. Step 3: Cross multiply
    2,208,329.28x = 3,312,494.70 × 692,129.88
  4. Step 4: Simplify right side
    2,208,329.28x = 2,292,676,559,211.64
  5. Step 5: Solve for x
    x = 2,292,676,559,211.64/2,208,329.28
  6. Step 6: Final answer
    x = 1,038,195.06

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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.