Home / 1,031,716.20-1,547,574.30-1,015,969.80

Finding the Fourth Proportional to 1,031,716.20, 1,547,574.30 and 1,015,969.80

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Solution

The fourth proportional to 1,031,716.20, 1,547,574.30 and 1,015,969.80 is: 1,523,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,716.20 : 1,547,574.30 = 1,015,969.80 : x
  2. Step 2: Convert to fraction form
    1,031,716.20/1,547,574.30 = 1,015,969.80/x
  3. Step 3: Cross multiply
    1,031,716.20x = 1,547,574.30 × 1,015,969.80
  4. Step 4: Simplify right side
    1,031,716.20x = 1,572,288,752,056.14
  5. Step 5: Solve for x
    x = 1,572,288,752,056.14/1,031,716.20
  6. Step 6: Final answer
    x = 1,523,954.70

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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.