Home / 1,335,305.43-2,003,127.93-424,162.86

Finding the Fourth Proportional to 1,335,305.43, 2,003,127.93 and 424,162.86

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Solution

The fourth proportional to 1,335,305.43, 2,003,127.93 and 424,162.86 is: 636,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,305.43 : 2,003,127.93 = 424,162.86 : x
  2. Step 2: Convert to fraction form
    1,335,305.43/2,003,127.93 = 424,162.86/x
  3. Step 3: Cross multiply
    1,335,305.43x = 2,003,127.93 × 424,162.86
  4. Step 4: Simplify right side
    1,335,305.43x = 849,652,471,734.68
  5. Step 5: Solve for x
    x = 849,652,471,734.68/1,335,305.43
  6. Step 6: Final answer
    x = 636,298.22

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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.