Home / 1,512,955.40-2,087,811.06-833,851.40

Finding the Fourth Proportional to 1,512,955.40, 2,087,811.06 and 833,851.40

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Solution

The fourth proportional to 1,512,955.40, 2,087,811.06 and 833,851.40 is: 1,150,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,955.40 : 2,087,811.06 = 833,851.40 : x
  2. Step 2: Convert to fraction form
    1,512,955.40/2,087,811.06 = 833,851.40/x
  3. Step 3: Cross multiply
    1,512,955.40x = 2,087,811.06 × 833,851.40
  4. Step 4: Simplify right side
    1,512,955.40x = 1,740,924,175,316.48
  5. Step 5: Solve for x
    x = 1,740,924,175,316.48/1,512,955.40
  6. Step 6: Final answer
    x = 1,150,677.79

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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.