Home / 1,441,752.51-2,162,957.28-767,478.54

Finding the Fourth Proportional to 1,441,752.51, 2,162,957.28 and 767,478.54

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Solution

The fourth proportional to 1,441,752.51, 2,162,957.28 and 767,478.54 is: 1,151,392.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,752.51 : 2,162,957.28 = 767,478.54 : x
  2. Step 2: Convert to fraction form
    1,441,752.51/2,162,957.28 = 767,478.54/x
  3. Step 3: Cross multiply
    1,441,752.51x = 2,162,957.28 × 767,478.54
  4. Step 4: Simplify right side
    1,441,752.51x = 1,660,023,300,569.82
  5. Step 5: Solve for x
    x = 1,660,023,300,569.82/1,441,752.51
  6. Step 6: Final answer
    x = 1,151,392.69

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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.