Home / 3,387,054.60-4,674,139.76-1,838,316.20

Finding the Fourth Proportional to 3,387,054.60, 4,674,139.76 and 1,838,316.20

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Solution

The fourth proportional to 3,387,054.60, 4,674,139.76 and 1,838,316.20 is: 2,536,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,054.60 : 4,674,139.76 = 1,838,316.20 : x
  2. Step 2: Convert to fraction form
    3,387,054.60/4,674,139.76 = 1,838,316.20/x
  3. Step 3: Cross multiply
    3,387,054.60x = 4,674,139.76 × 1,838,316.20
  4. Step 4: Simplify right side
    3,387,054.60x = 8,592,546,823,097.20
  5. Step 5: Solve for x
    x = 8,592,546,823,097.20/3,387,054.60
  6. Step 6: Final answer
    x = 2,536,878.75

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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.