Home / 1,503,757.91-2,255,769.51-424,279.92

Finding the Fourth Proportional to 1,503,757.91, 2,255,769.51 and 424,279.92

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Solution

The fourth proportional to 1,503,757.91, 2,255,769.51 and 424,279.92 is: 636,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,757.91 : 2,255,769.51 = 424,279.92 : x
  2. Step 2: Convert to fraction form
    1,503,757.91/2,255,769.51 = 424,279.92/x
  3. Step 3: Cross multiply
    1,503,757.91x = 2,255,769.51 × 424,279.92
  4. Step 4: Simplify right side
    1,503,757.91x = 957,077,714,109.33
  5. Step 5: Solve for x
    x = 957,077,714,109.33/1,503,757.91
  6. Step 6: Final answer
    x = 636,457.31

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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.