Home / 2,121,551.23-2,927,740.71-1,154,688.55

Finding the Fourth Proportional to 2,121,551.23, 2,927,740.71 and 1,154,688.55

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Solution

The fourth proportional to 2,121,551.23, 2,927,740.71 and 1,154,688.55 is: 1,593,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,551.23 : 2,927,740.71 = 1,154,688.55 : x
  2. Step 2: Convert to fraction form
    2,121,551.23/2,927,740.71 = 1,154,688.55/x
  3. Step 3: Cross multiply
    2,121,551.23x = 2,927,740.71 × 1,154,688.55
  4. Step 4: Simplify right side
    2,121,551.23x = 3,380,628,675,205.87
  5. Step 5: Solve for x
    x = 3,380,628,675,205.87/2,121,551.23
  6. Step 6: Final answer
    x = 1,593,470.21

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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.