Home / 3,148,899.47-4,345,621.08-1,772,332.35

Finding the Fourth Proportional to 3,148,899.47, 4,345,621.08 and 1,772,332.35

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Solution

The fourth proportional to 3,148,899.47, 4,345,621.08 and 1,772,332.35 is: 2,445,897.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,899.47 : 4,345,621.08 = 1,772,332.35 : x
  2. Step 2: Convert to fraction form
    3,148,899.47/4,345,621.08 = 1,772,332.35/x
  3. Step 3: Cross multiply
    3,148,899.47x = 4,345,621.08 × 1,772,332.35
  4. Step 4: Simplify right side
    3,148,899.47x = 7,701,884,797,983.61
  5. Step 5: Solve for x
    x = 7,701,884,797,983.61/3,148,899.47
  6. Step 6: Final answer
    x = 2,445,897.33

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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.