Home / 3,518,456.35-4,855,407.84-1,948,555.64

Finding the Fourth Proportional to 3,518,456.35, 4,855,407.84 and 1,948,555.64

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Solution

The fourth proportional to 3,518,456.35, 4,855,407.84 and 1,948,555.64 is: 2,688,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,456.35 : 4,855,407.84 = 1,948,555.64 : x
  2. Step 2: Convert to fraction form
    3,518,456.35/4,855,407.84 = 1,948,555.64/x
  3. Step 3: Cross multiply
    3,518,456.35x = 4,855,407.84 × 1,948,555.64
  4. Step 4: Simplify right side
    3,518,456.35x = 9,461,032,343,270.74
  5. Step 5: Solve for x
    x = 9,461,032,343,270.74/3,518,456.35
  6. Step 6: Final answer
    x = 2,688,972.49

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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.