Home / 1,464,385.85-2,196,514.53-399,424.38

Finding the Fourth Proportional to 1,464,385.85, 2,196,514.53 and 399,424.38

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Solution

The fourth proportional to 1,464,385.85, 2,196,514.53 and 399,424.38 is: 599,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,385.85 : 2,196,514.53 = 399,424.38 : x
  2. Step 2: Convert to fraction form
    1,464,385.85/2,196,514.53 = 399,424.38/x
  3. Step 3: Cross multiply
    1,464,385.85x = 2,196,514.53 × 399,424.38
  4. Step 4: Simplify right side
    1,464,385.85x = 877,341,454,306.24
  5. Step 5: Solve for x
    x = 877,341,454,306.24/1,464,385.85
  6. Step 6: Final answer
    x = 599,119.05

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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.