Home / 2,386,124.92-3,578,429.22-788,390.20

Finding the Fourth Proportional to 2,386,124.92, 3,578,429.22 and 788,390.20

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Solution

The fourth proportional to 2,386,124.92, 3,578,429.22 and 788,390.20 is: 1,182,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,124.92 : 3,578,429.22 = 788,390.20 : x
  2. Step 2: Convert to fraction form
    2,386,124.92/3,578,429.22 = 788,390.20/x
  3. Step 3: Cross multiply
    2,386,124.92x = 3,578,429.22 × 788,390.20
  4. Step 4: Simplify right side
    2,386,124.92x = 2,821,198,528,441.64
  5. Step 5: Solve for x
    x = 2,821,198,528,441.64/2,386,124.92
  6. Step 6: Final answer
    x = 1,182,334.80

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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.