Home / 1,162,182.47-1,603,852.92-645,946.65

Finding the Fourth Proportional to 1,162,182.47, 1,603,852.92 and 645,946.65

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Solution

The fourth proportional to 1,162,182.47, 1,603,852.92 and 645,946.65 is: 891,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,182.47 : 1,603,852.92 = 645,946.65 : x
  2. Step 2: Convert to fraction form
    1,162,182.47/1,603,852.92 = 645,946.65/x
  3. Step 3: Cross multiply
    1,162,182.47x = 1,603,852.92 × 645,946.65
  4. Step 4: Simplify right side
    1,162,182.47x = 1,036,003,420,766.72
  5. Step 5: Solve for x
    x = 1,036,003,420,766.72/1,162,182.47
  6. Step 6: Final answer
    x = 891,429.23

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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.