Home / 2,788,020.80-4,176,501.60-1,662,747.20

Finding the Fourth Proportional to 2,788,020.80, 4,176,501.60 and 1,662,747.20

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Solution

The fourth proportional to 2,788,020.80, 4,176,501.60 and 1,662,747.20 is: 2,490,823.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,020.80 : 4,176,501.60 = 1,662,747.20 : x
  2. Step 2: Convert to fraction form
    2,788,020.80/4,176,501.60 = 1,662,747.20/x
  3. Step 3: Cross multiply
    2,788,020.80x = 4,176,501.60 × 1,662,747.20
  4. Step 4: Simplify right side
    2,788,020.80x = 6,944,466,341,195.52
  5. Step 5: Solve for x
    x = 6,944,466,341,195.52/2,788,020.80
  6. Step 6: Final answer
    x = 2,490,823.00

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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.