Home / 1,943,125.76-2,681,994.32-1,323,955.04

Finding the Fourth Proportional to 1,943,125.76, 2,681,994.32 and 1,323,955.04

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Solution

The fourth proportional to 1,943,125.76, 2,681,994.32 and 1,323,955.04 is: 1,827,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,125.76 : 2,681,994.32 = 1,323,955.04 : x
  2. Step 2: Convert to fraction form
    1,943,125.76/2,681,994.32 = 1,323,955.04/x
  3. Step 3: Cross multiply
    1,943,125.76x = 2,681,994.32 × 1,323,955.04
  4. Step 4: Simplify right side
    1,943,125.76x = 3,550,839,897,215.37
  5. Step 5: Solve for x
    x = 3,550,839,897,215.37/1,943,125.76
  6. Step 6: Final answer
    x = 1,827,385.53

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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.