Home / 1,118,011.41-1,674,851.99-669,085.92

Finding the Fourth Proportional to 1,118,011.41, 1,674,851.99 and 669,085.92

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Solution

The fourth proportional to 1,118,011.41, 1,674,851.99 and 669,085.92 is: 1,002,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,011.41 : 1,674,851.99 = 669,085.92 : x
  2. Step 2: Convert to fraction form
    1,118,011.41/1,674,851.99 = 669,085.92/x
  3. Step 3: Cross multiply
    1,118,011.41x = 1,674,851.99 × 669,085.92
  4. Step 4: Simplify right side
    1,118,011.41x = 1,120,619,881,247.55
  5. Step 5: Solve for x
    x = 1,120,619,881,247.55/1,118,011.41
  6. Step 6: Final answer
    x = 1,002,333.13

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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.