Home / 1,449,631.32-2,175,169.38-651,483.48

Finding the Fourth Proportional to 1,449,631.32, 2,175,169.38 and 651,483.48

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Solution

The fourth proportional to 1,449,631.32, 2,175,169.38 and 651,483.48 is: 977,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,631.32 : 2,175,169.38 = 651,483.48 : x
  2. Step 2: Convert to fraction form
    1,449,631.32/2,175,169.38 = 651,483.48/x
  3. Step 3: Cross multiply
    1,449,631.32x = 2,175,169.38 × 651,483.48
  4. Step 4: Simplify right side
    1,449,631.32x = 1,417,086,917,271.84
  5. Step 5: Solve for x
    x = 1,417,086,917,271.84/1,449,631.32
  6. Step 6: Final answer
    x = 977,549.88

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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.