Home / 1,934,445.80-2,666,721.68-1,351,860.17

Finding the Fourth Proportional to 1,934,445.80, 2,666,721.68 and 1,351,860.17

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Solution

The fourth proportional to 1,934,445.80, 2,666,721.68 and 1,351,860.17 is: 1,863,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,445.80 : 2,666,721.68 = 1,351,860.17 : x
  2. Step 2: Convert to fraction form
    1,934,445.80/2,666,721.68 = 1,351,860.17/x
  3. Step 3: Cross multiply
    1,934,445.80x = 2,666,721.68 × 1,351,860.17
  4. Step 4: Simplify right side
    1,934,445.80x = 3,605,034,803,574.58
  5. Step 5: Solve for x
    x = 3,605,034,803,574.58/1,934,445.80
  6. Step 6: Final answer
    x = 1,863,600.84

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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.