Home / 2,666,779.30-3,680,177.69-1,564,869.61

Finding the Fourth Proportional to 2,666,779.30, 3,680,177.69 and 1,564,869.61

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Solution

The fourth proportional to 2,666,779.30, 3,680,177.69 and 1,564,869.61 is: 2,159,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,779.30 : 3,680,177.69 = 1,564,869.61 : x
  2. Step 2: Convert to fraction form
    2,666,779.30/3,680,177.69 = 1,564,869.61/x
  3. Step 3: Cross multiply
    2,666,779.30x = 3,680,177.69 × 1,564,869.61
  4. Step 4: Simplify right side
    2,666,779.30x = 5,758,998,218,656.65
  5. Step 5: Solve for x
    x = 5,758,998,218,656.65/2,666,779.30
  6. Step 6: Final answer
    x = 2,159,533.12

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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.