Home / 1,513,605.61-2,270,416.62-391,674.61

Finding the Fourth Proportional to 1,513,605.61, 2,270,416.62 and 391,674.61

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Solution

The fourth proportional to 1,513,605.61, 2,270,416.62 and 391,674.61 is: 587,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,605.61 : 2,270,416.62 = 391,674.61 : x
  2. Step 2: Convert to fraction form
    1,513,605.61/2,270,416.62 = 391,674.61/x
  3. Step 3: Cross multiply
    1,513,605.61x = 2,270,416.62 × 391,674.61
  4. Step 4: Simplify right side
    1,513,605.61x = 889,264,544,176.02
  5. Step 5: Solve for x
    x = 889,264,544,176.02/1,513,605.61
  6. Step 6: Final answer
    x = 587,514.04

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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.