Home / 3,487,779.68-5,224,098.02-1,686,886.61

Finding the Fourth Proportional to 3,487,779.68, 5,224,098.02 and 1,686,886.61

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Solution

The fourth proportional to 3,487,779.68, 5,224,098.02 and 1,686,886.61 is: 2,526,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487,779.68 : 5,224,098.02 = 1,686,886.61 : x
  2. Step 2: Convert to fraction form
    3,487,779.68/5,224,098.02 = 1,686,886.61/x
  3. Step 3: Cross multiply
    3,487,779.68x = 5,224,098.02 × 1,686,886.61
  4. Step 4: Simplify right side
    3,487,779.68x = 8,812,460,964,710.59
  5. Step 5: Solve for x
    x = 8,812,460,964,710.59/3,487,779.68
  6. Step 6: Final answer
    x = 2,526,667.91

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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.