Home / 1,788,009.60-2,685,124.80-948,201.60

Finding the Fourth Proportional to 1,788,009.60, 2,685,124.80 and 948,201.60

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Solution

The fourth proportional to 1,788,009.60, 2,685,124.80 and 948,201.60 is: 1,423,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,009.60 : 2,685,124.80 = 948,201.60 : x
  2. Step 2: Convert to fraction form
    1,788,009.60/2,685,124.80 = 948,201.60/x
  3. Step 3: Cross multiply
    1,788,009.60x = 2,685,124.80 × 948,201.60
  4. Step 4: Simplify right side
    1,788,009.60x = 2,546,039,631,559.68
  5. Step 5: Solve for x
    x = 2,546,039,631,559.68/1,788,009.60
  6. Step 6: Final answer
    x = 1,423,951.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.