Home / 1,706,959.85-2,560,821.08-642,011.13

Finding the Fourth Proportional to 1,706,959.85, 2,560,821.08 and 642,011.13

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Solution

The fourth proportional to 1,706,959.85, 2,560,821.08 and 642,011.13 is: 963,160.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,959.85 : 2,560,821.08 = 642,011.13 : x
  2. Step 2: Convert to fraction form
    1,706,959.85/2,560,821.08 = 642,011.13/x
  3. Step 3: Cross multiply
    1,706,959.85x = 2,560,821.08 × 642,011.13
  4. Step 4: Simplify right side
    1,706,959.85x = 1,644,075,632,088.57
  5. Step 5: Solve for x
    x = 1,644,075,632,088.57/1,706,959.85
  6. Step 6: Final answer
    x = 963,160.11

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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.