Home / 1,010,528.86-1,514,476.95-410,789.47

Finding the Fourth Proportional to 1,010,528.86, 1,514,476.95 and 410,789.47

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Solution

The fourth proportional to 1,010,528.86, 1,514,476.95 and 410,789.47 is: 615,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,528.86 : 1,514,476.95 = 410,789.47 : x
  2. Step 2: Convert to fraction form
    1,010,528.86/1,514,476.95 = 410,789.47/x
  3. Step 3: Cross multiply
    1,010,528.86x = 1,514,476.95 × 410,789.47
  4. Step 4: Simplify right side
    1,010,528.86x = 622,131,183,617.72
  5. Step 5: Solve for x
    x = 622,131,183,617.72/1,010,528.86
  6. Step 6: Final answer
    x = 615,649.10

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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.