Home / 1,053,321.80-1,579,205.10-453,792.20

Finding the Fourth Proportional to 1,053,321.80, 1,579,205.10 and 453,792.20

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Solution

The fourth proportional to 1,053,321.80, 1,579,205.10 and 453,792.20 is: 680,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,321.80 : 1,579,205.10 = 453,792.20 : x
  2. Step 2: Convert to fraction form
    1,053,321.80/1,579,205.10 = 453,792.20/x
  3. Step 3: Cross multiply
    1,053,321.80x = 1,579,205.10 × 453,792.20
  4. Step 4: Simplify right side
    1,053,321.80x = 716,630,956,580.22
  5. Step 5: Solve for x
    x = 716,630,956,580.22/1,053,321.80
  6. Step 6: Final answer
    x = 680,353.29

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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.