Home / 1,019,007.28-1,528,508.76-271,053.28

Finding the Fourth Proportional to 1,019,007.28, 1,528,508.76 and 271,053.28

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Solution

The fourth proportional to 1,019,007.28, 1,528,508.76 and 271,053.28 is: 406,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,007.28 : 1,528,508.76 = 271,053.28 : x
  2. Step 2: Convert to fraction form
    1,019,007.28/1,528,508.76 = 271,053.28/x
  3. Step 3: Cross multiply
    1,019,007.28x = 1,528,508.76 × 271,053.28
  4. Step 4: Simplify right side
    1,019,007.28x = 414,307,312,906.73
  5. Step 5: Solve for x
    x = 414,307,312,906.73/1,019,007.28
  6. Step 6: Final answer
    x = 406,579.35

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1.5x scale

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.