Home / 1,927,482.19-2,659,924.56-1,153,145.79

Finding the Fourth Proportional to 1,927,482.19, 2,659,924.56 and 1,153,145.79

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Solution

The fourth proportional to 1,927,482.19, 2,659,924.56 and 1,153,145.79 is: 1,591,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,482.19 : 2,659,924.56 = 1,153,145.79 : x
  2. Step 2: Convert to fraction form
    1,927,482.19/2,659,924.56 = 1,153,145.79/x
  3. Step 3: Cross multiply
    1,927,482.19x = 2,659,924.56 × 1,153,145.79
  4. Step 4: Simplify right side
    1,927,482.19x = 3,067,280,808,081.60
  5. Step 5: Solve for x
    x = 3,067,280,808,081.60/1,927,482.19
  6. Step 6: Final answer
    x = 1,591,340.67

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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.