Home / 1,465,247.60-2,197,215.30-666,117.80

Finding the Fourth Proportional to 1,465,247.60, 2,197,215.30 and 666,117.80

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Solution

The fourth proportional to 1,465,247.60, 2,197,215.30 and 666,117.80 is: 998,878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,247.60 : 2,197,215.30 = 666,117.80 : x
  2. Step 2: Convert to fraction form
    1,465,247.60/2,197,215.30 = 666,117.80/x
  3. Step 3: Cross multiply
    1,465,247.60x = 2,197,215.30 × 666,117.80
  4. Step 4: Simplify right side
    1,465,247.60x = 1,463,604,221,762.34
  5. Step 5: Solve for x
    x = 1,463,604,221,762.34/1,465,247.60
  6. Step 6: Final answer
    x = 998,878.43

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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.