Home / 3,791,323.80-5,686,985.70-1,266,979.05

Finding the Fourth Proportional to 3,791,323.80, 5,686,985.70 and 1,266,979.05

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Solution

The fourth proportional to 3,791,323.80, 5,686,985.70 and 1,266,979.05 is: 1,900,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791,323.80 : 5,686,985.70 = 1,266,979.05 : x
  2. Step 2: Convert to fraction form
    3,791,323.80/5,686,985.70 = 1,266,979.05/x
  3. Step 3: Cross multiply
    3,791,323.80x = 5,686,985.70 × 1,266,979.05
  4. Step 4: Simplify right side
    3,791,323.80x = 7,205,291,739,549.59
  5. Step 5: Solve for x
    x = 7,205,291,739,549.59/3,791,323.80
  6. Step 6: Final answer
    x = 1,900,468.58

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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.