Home / 1,110,079.32-1,531,953.46-626,661.19

Finding the Fourth Proportional to 1,110,079.32, 1,531,953.46 and 626,661.19

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Solution

The fourth proportional to 1,110,079.32, 1,531,953.46 and 626,661.19 is: 864,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,079.32 : 1,531,953.46 = 626,661.19 : x
  2. Step 2: Convert to fraction form
    1,110,079.32/1,531,953.46 = 626,661.19/x
  3. Step 3: Cross multiply
    1,110,079.32x = 1,531,953.46 × 626,661.19
  4. Step 4: Simplify right side
    1,110,079.32x = 960,015,780,966.49
  5. Step 5: Solve for x
    x = 960,015,780,966.49/1,110,079.32
  6. Step 6: Final answer
    x = 864,817.29

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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.