Home / 1,750,263.40-2,625,686.70-685,340.20

Finding the Fourth Proportional to 1,750,263.40, 2,625,686.70 and 685,340.20

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Solution

The fourth proportional to 1,750,263.40, 2,625,686.70 and 685,340.20 is: 1,028,124.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,263.40 : 2,625,686.70 = 685,340.20 : x
  2. Step 2: Convert to fraction form
    1,750,263.40/2,625,686.70 = 685,340.20/x
  3. Step 3: Cross multiply
    1,750,263.40x = 2,625,686.70 × 685,340.20
  4. Step 4: Simplify right side
    1,750,263.40x = 1,799,488,648,115.34
  5. Step 5: Solve for x
    x = 1,799,488,648,115.34/1,750,263.40
  6. Step 6: Final answer
    x = 1,028,124.48

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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.