Home / 5,390,779.60-8,086,169.40-1,796,663.80

Finding the Fourth Proportional to 5,390,779.60, 8,086,169.40 and 1,796,663.80

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Solution

The fourth proportional to 5,390,779.60, 8,086,169.40 and 1,796,663.80 is: 2,694,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,779.60 : 8,086,169.40 = 1,796,663.80 : x
  2. Step 2: Convert to fraction form
    5,390,779.60/8,086,169.40 = 1,796,663.80/x
  3. Step 3: Cross multiply
    5,390,779.60x = 8,086,169.40 × 1,796,663.80
  4. Step 4: Simplify right side
    5,390,779.60x = 14,528,127,841,647.72
  5. Step 5: Solve for x
    x = 14,528,127,841,647.72/5,390,779.60
  6. Step 6: Final answer
    x = 2,694,995.70

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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.