Home / 1,360,079.51-2,040,045.43-413,376.42

Finding the Fourth Proportional to 1,360,079.51, 2,040,045.43 and 413,376.42

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Solution

The fourth proportional to 1,360,079.51, 2,040,045.43 and 413,376.42 is: 620,042.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,079.51 : 2,040,045.43 = 413,376.42 : x
  2. Step 2: Convert to fraction form
    1,360,079.51/2,040,045.43 = 413,376.42/x
  3. Step 3: Cross multiply
    1,360,079.51x = 2,040,045.43 × 413,376.42
  4. Step 4: Simplify right side
    1,360,079.51x = 843,306,676,490.76
  5. Step 5: Solve for x
    x = 843,306,676,490.76/1,360,079.51
  6. Step 6: Final answer
    x = 620,042.19

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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.