Home / 1,439,398.89-2,159,101.05-374,439.24

Finding the Fourth Proportional to 1,439,398.89, 2,159,101.05 and 374,439.24

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Solution

The fourth proportional to 1,439,398.89, 2,159,101.05 and 374,439.24 is: 561,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,398.89 : 2,159,101.05 = 374,439.24 : x
  2. Step 2: Convert to fraction form
    1,439,398.89/2,159,101.05 = 374,439.24/x
  3. Step 3: Cross multiply
    1,439,398.89x = 2,159,101.05 × 374,439.24
  4. Step 4: Simplify right side
    1,439,398.89x = 808,452,156,245.20
  5. Step 5: Solve for x
    x = 808,452,156,245.20/1,439,398.89
  6. Step 6: Final answer
    x = 561,659.57

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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.