Home / 2,154,839.76-2,973,788.64-1,237,062.24

Finding the Fourth Proportional to 2,154,839.76, 2,973,788.64 and 1,237,062.24

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Solution

The fourth proportional to 2,154,839.76, 2,973,788.64 and 1,237,062.24 is: 1,707,208.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,839.76 : 2,973,788.64 = 1,237,062.24 : x
  2. Step 2: Convert to fraction form
    2,154,839.76/2,973,788.64 = 1,237,062.24/x
  3. Step 3: Cross multiply
    2,154,839.76x = 2,973,788.64 × 1,237,062.24
  4. Step 4: Simplify right side
    2,154,839.76x = 3,678,761,636,284.95
  5. Step 5: Solve for x
    x = 3,678,761,636,284.95/2,154,839.76
  6. Step 6: Final answer
    x = 1,707,208.91

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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.