Home / 2,208,231.15-3,312,346.45-712,323.15

Finding the Fourth Proportional to 2,208,231.15, 3,312,346.45 and 712,323.15

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Solution

The fourth proportional to 2,208,231.15, 3,312,346.45 and 712,323.15 is: 1,068,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,231.15 : 3,312,346.45 = 712,323.15 : x
  2. Step 2: Convert to fraction form
    2,208,231.15/3,312,346.45 = 712,323.15/x
  3. Step 3: Cross multiply
    2,208,231.15x = 3,312,346.45 × 712,323.15
  4. Step 4: Simplify right side
    2,208,231.15x = 2,359,461,057,155.32
  5. Step 5: Solve for x
    x = 2,359,461,057,155.32/2,208,231.15
  6. Step 6: Final answer
    x = 1,068,484.64

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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.