Home / 1,335,594.60-2,002,031.10-660,637.80

Finding the Fourth Proportional to 1,335,594.60, 2,002,031.10 and 660,637.80

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Solution

The fourth proportional to 1,335,594.60, 2,002,031.10 and 660,637.80 is: 990,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,594.60 : 2,002,031.10 = 660,637.80 : x
  2. Step 2: Convert to fraction form
    1,335,594.60/2,002,031.10 = 660,637.80/x
  3. Step 3: Cross multiply
    1,335,594.60x = 2,002,031.10 × 660,637.80
  4. Step 4: Simplify right side
    1,335,594.60x = 1,322,617,421,435.58
  5. Step 5: Solve for x
    x = 1,322,617,421,435.58/1,335,594.60
  6. Step 6: Final answer
    x = 990,283.59

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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.