Home / 1,458,265.44-2,187,890.64-918,927.84

Finding the Fourth Proportional to 1,458,265.44, 2,187,890.64 and 918,927.84

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Solution

The fourth proportional to 1,458,265.44, 2,187,890.64 and 918,927.84 is: 1,378,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,265.44 : 2,187,890.64 = 918,927.84 : x
  2. Step 2: Convert to fraction form
    1,458,265.44/2,187,890.64 = 918,927.84/x
  3. Step 3: Cross multiply
    1,458,265.44x = 2,187,890.64 × 918,927.84
  4. Step 4: Simplify right side
    1,458,265.44x = 2,010,513,619,971.42
  5. Step 5: Solve for x
    x = 2,010,513,619,971.42/1,458,265.44
  6. Step 6: Final answer
    x = 1,378,702.10

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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.