Home / 1,346,254.80-2,020,751.46-672,819.18

Finding the Fourth Proportional to 1,346,254.80, 2,020,751.46 and 672,819.18

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Solution

The fourth proportional to 1,346,254.80, 2,020,751.46 and 672,819.18 is: 1,009,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,254.80 : 2,020,751.46 = 672,819.18 : x
  2. Step 2: Convert to fraction form
    1,346,254.80/2,020,751.46 = 672,819.18/x
  3. Step 3: Cross multiply
    1,346,254.80x = 2,020,751.46 × 672,819.18
  4. Step 4: Simplify right side
    1,346,254.80x = 1,359,600,340,301.00
  5. Step 5: Solve for x
    x = 1,359,600,340,301.00/1,346,254.80
  6. Step 6: Final answer
    x = 1,009,913.09

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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.