Home / 1,948,243.65-2,688,659.28-1,088,803.89

Finding the Fourth Proportional to 1,948,243.65, 2,688,659.28 and 1,088,803.89

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Solution

The fourth proportional to 1,948,243.65, 2,688,659.28 and 1,088,803.89 is: 1,502,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,243.65 : 2,688,659.28 = 1,088,803.89 : x
  2. Step 2: Convert to fraction form
    1,948,243.65/2,688,659.28 = 1,088,803.89/x
  3. Step 3: Cross multiply
    1,948,243.65x = 2,688,659.28 × 1,088,803.89
  4. Step 4: Simplify right side
    1,948,243.65x = 2,927,422,682,948.60
  5. Step 5: Solve for x
    x = 2,927,422,682,948.60/1,948,243.65
  6. Step 6: Final answer
    x = 1,502,595.78

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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.