Home / 1,199,416.17-1,799,621.54-525,149.45

Finding the Fourth Proportional to 1,199,416.17, 1,799,621.54 and 525,149.45

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Solution

The fourth proportional to 1,199,416.17, 1,799,621.54 and 525,149.45 is: 787,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,416.17 : 1,799,621.54 = 525,149.45 : x
  2. Step 2: Convert to fraction form
    1,199,416.17/1,799,621.54 = 525,149.45/x
  3. Step 3: Cross multiply
    1,199,416.17x = 1,799,621.54 × 525,149.45
  4. Step 4: Simplify right side
    1,199,416.17x = 945,070,259,313.41
  5. Step 5: Solve for x
    x = 945,070,259,313.41/1,199,416.17
  6. Step 6: Final answer
    x = 787,941.90

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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.