Home / 1,535,235.12-2,301,243.96-860,326.92

Finding the Fourth Proportional to 1,535,235.12, 2,301,243.96 and 860,326.92

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Solution

The fourth proportional to 1,535,235.12, 2,301,243.96 and 860,326.92 is: 1,289,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,235.12 : 2,301,243.96 = 860,326.92 : x
  2. Step 2: Convert to fraction form
    1,535,235.12/2,301,243.96 = 860,326.92/x
  3. Step 3: Cross multiply
    1,535,235.12x = 2,301,243.96 × 860,326.92
  4. Step 4: Simplify right side
    1,535,235.12x = 1,979,822,128,275.40
  5. Step 5: Solve for x
    x = 1,979,822,128,275.40/1,535,235.12
  6. Step 6: Final answer
    x = 1,289,588.87

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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.