Home / 1,011,288.90-1,514,965.05-610,739.85

Finding the Fourth Proportional to 1,011,288.90, 1,514,965.05 and 610,739.85

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Solution

The fourth proportional to 1,011,288.90, 1,514,965.05 and 610,739.85 is: 914,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,288.90 : 1,514,965.05 = 610,739.85 : x
  2. Step 2: Convert to fraction form
    1,011,288.90/1,514,965.05 = 610,739.85/x
  3. Step 3: Cross multiply
    1,011,288.90x = 1,514,965.05 × 610,739.85
  4. Step 4: Simplify right side
    1,011,288.90x = 925,249,527,392.24
  5. Step 5: Solve for x
    x = 925,249,527,392.24/1,011,288.90
  6. Step 6: Final answer
    x = 914,921.07

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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.