Home / 1,342,089.42-2,012,512.05-500,415.18

Finding the Fourth Proportional to 1,342,089.42, 2,012,512.05 and 500,415.18

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Solution

The fourth proportional to 1,342,089.42, 2,012,512.05 and 500,415.18 is: 750,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,089.42 : 2,012,512.05 = 500,415.18 : x
  2. Step 2: Convert to fraction form
    1,342,089.42/2,012,512.05 = 500,415.18/x
  3. Step 3: Cross multiply
    1,342,089.42x = 2,012,512.05 × 500,415.18
  4. Step 4: Simplify right side
    1,342,089.42x = 1,007,091,579,752.92
  5. Step 5: Solve for x
    x = 1,007,091,579,752.92/1,342,089.42
  6. Step 6: Final answer
    x = 750,390.82

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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.