Home / 1,694,336.40-2,338,031.88-930,373.20

Finding the Fourth Proportional to 1,694,336.40, 2,338,031.88 and 930,373.20

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Solution

The fourth proportional to 1,694,336.40, 2,338,031.88 and 930,373.20 is: 1,283,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,336.40 : 2,338,031.88 = 930,373.20 : x
  2. Step 2: Convert to fraction form
    1,694,336.40/2,338,031.88 = 930,373.20/x
  3. Step 3: Cross multiply
    1,694,336.40x = 2,338,031.88 × 930,373.20
  4. Step 4: Simplify right side
    1,694,336.40x = 2,175,242,201,897.62
  5. Step 5: Solve for x
    x = 2,175,242,201,897.62/1,694,336.40
  6. Step 6: Final answer
    x = 1,283,831.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.