Home / 1,349,421.40-2,024,358.90-402,887.80

Finding the Fourth Proportional to 1,349,421.40, 2,024,358.90 and 402,887.80

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Solution

The fourth proportional to 1,349,421.40, 2,024,358.90 and 402,887.80 is: 604,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,421.40 : 2,024,358.90 = 402,887.80 : x
  2. Step 2: Convert to fraction form
    1,349,421.40/2,024,358.90 = 402,887.80/x
  3. Step 3: Cross multiply
    1,349,421.40x = 2,024,358.90 × 402,887.80
  4. Step 4: Simplify right side
    1,349,421.40x = 815,589,503,631.42
  5. Step 5: Solve for x
    x = 815,589,503,631.42/1,349,421.40
  6. Step 6: Final answer
    x = 604,399.41

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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.