Home / 1,553,077.93-2,143,335.75-933,072.74

Finding the Fourth Proportional to 1,553,077.93, 2,143,335.75 and 933,072.74

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Solution

The fourth proportional to 1,553,077.93, 2,143,335.75 and 933,072.74 is: 1,287,693.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,077.93 : 2,143,335.75 = 933,072.74 : x
  2. Step 2: Convert to fraction form
    1,553,077.93/2,143,335.75 = 933,072.74/x
  3. Step 3: Cross multiply
    1,553,077.93x = 2,143,335.75 × 933,072.74
  4. Step 4: Simplify right side
    1,553,077.93x = 1,999,888,160,992.46
  5. Step 5: Solve for x
    x = 1,999,888,160,992.46/1,553,077.93
  6. Step 6: Final answer
    x = 1,287,693.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.