Home / 1,667,570.90-2,300,402.63-1,054,691.48

Finding the Fourth Proportional to 1,667,570.90, 2,300,402.63 and 1,054,691.48

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Solution

The fourth proportional to 1,667,570.90, 2,300,402.63 and 1,054,691.48 is: 1,454,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,570.90 : 2,300,402.63 = 1,054,691.48 : x
  2. Step 2: Convert to fraction form
    1,667,570.90/2,300,402.63 = 1,054,691.48/x
  3. Step 3: Cross multiply
    1,667,570.90x = 2,300,402.63 × 1,054,691.48
  4. Step 4: Simplify right side
    1,667,570.90x = 2,426,215,062,818.33
  5. Step 5: Solve for x
    x = 2,426,215,062,818.33/1,667,570.90
  6. Step 6: Final answer
    x = 1,454,939.68

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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.