Home / 4,535,978.21-6,805,296.12-1,341,187.55

Finding the Fourth Proportional to 4,535,978.21, 6,805,296.12 and 1,341,187.55

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Solution

The fourth proportional to 4,535,978.21, 6,805,296.12 and 1,341,187.55 is: 2,012,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535,978.21 : 6,805,296.12 = 1,341,187.55 : x
  2. Step 2: Convert to fraction form
    4,535,978.21/6,805,296.12 = 1,341,187.55/x
  3. Step 3: Cross multiply
    4,535,978.21x = 6,805,296.12 × 1,341,187.55
  4. Step 4: Simplify right side
    4,535,978.21x = 9,127,178,430,207.31
  5. Step 5: Solve for x
    x = 9,127,178,430,207.31/4,535,978.21
  6. Step 6: Final answer
    x = 2,012,174.22

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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.