Home / 2,280,859.95-3,147,248.13-1,385,295.37

Finding the Fourth Proportional to 2,280,859.95, 3,147,248.13 and 1,385,295.37

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Solution

The fourth proportional to 2,280,859.95, 3,147,248.13 and 1,385,295.37 is: 1,911,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,859.95 : 3,147,248.13 = 1,385,295.37 : x
  2. Step 2: Convert to fraction form
    2,280,859.95/3,147,248.13 = 1,385,295.37/x
  3. Step 3: Cross multiply
    2,280,859.95x = 3,147,248.13 × 1,385,295.37
  4. Step 4: Simplify right side
    2,280,859.95x = 4,359,868,262,730.16
  5. Step 5: Solve for x
    x = 4,359,868,262,730.16/2,280,859.95
  6. Step 6: Final answer
    x = 1,911,501.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.