Home / 1,551,661.58-2,327,531.26-429,740.30

Finding the Fourth Proportional to 1,551,661.58, 2,327,531.26 and 429,740.30

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Solution

The fourth proportional to 1,551,661.58, 2,327,531.26 and 429,740.30 is: 644,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,661.58 : 2,327,531.26 = 429,740.30 : x
  2. Step 2: Convert to fraction form
    1,551,661.58/2,327,531.26 = 429,740.30/x
  3. Step 3: Cross multiply
    1,551,661.58x = 2,327,531.26 × 429,740.30
  4. Step 4: Simplify right side
    1,551,661.58x = 1,000,233,981,931.78
  5. Step 5: Solve for x
    x = 1,000,233,981,931.78/1,551,661.58
  6. Step 6: Final answer
    x = 644,621.22

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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.