Home / 3,421,054.08-5,131,186.56-896,909.76

Finding the Fourth Proportional to 3,421,054.08, 5,131,186.56 and 896,909.76

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Solution

The fourth proportional to 3,421,054.08, 5,131,186.56 and 896,909.76 is: 1,345,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,054.08 : 5,131,186.56 = 896,909.76 : x
  2. Step 2: Convert to fraction form
    3,421,054.08/5,131,186.56 = 896,909.76/x
  3. Step 3: Cross multiply
    3,421,054.08x = 5,131,186.56 × 896,909.76
  4. Step 4: Simplify right side
    3,421,054.08x = 4,602,211,306,044.83
  5. Step 5: Solve for x
    x = 4,602,211,306,044.83/3,421,054.08
  6. Step 6: Final answer
    x = 1,345,261.20

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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.