Home / 5,615,714.37-8,424,502.79-1,971,498.45

Finding the Fourth Proportional to 5,615,714.37, 8,424,502.79 and 1,971,498.45

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Solution

The fourth proportional to 5,615,714.37, 8,424,502.79 and 1,971,498.45 is: 2,957,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,714.37 : 8,424,502.79 = 1,971,498.45 : x
  2. Step 2: Convert to fraction form
    5,615,714.37/8,424,502.79 = 1,971,498.45/x
  3. Step 3: Cross multiply
    5,615,714.37x = 8,424,502.79 × 1,971,498.45
  4. Step 4: Simplify right side
    5,615,714.37x = 16,608,894,182,648.18
  5. Step 5: Solve for x
    x = 16,608,894,182,648.18/5,615,714.37
  6. Step 6: Final answer
    x = 2,957,574.60

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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.