Home / 1,625,173.68-2,243,112.93-1,081,332.39

Finding the Fourth Proportional to 1,625,173.68, 2,243,112.93 and 1,081,332.39

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Solution

The fourth proportional to 1,625,173.68, 2,243,112.93 and 1,081,332.39 is: 1,492,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,173.68 : 2,243,112.93 = 1,081,332.39 : x
  2. Step 2: Convert to fraction form
    1,625,173.68/2,243,112.93 = 1,081,332.39/x
  3. Step 3: Cross multiply
    1,625,173.68x = 2,243,112.93 × 1,081,332.39
  4. Step 4: Simplify right side
    1,625,173.68x = 2,425,550,665,636.80
  5. Step 5: Solve for x
    x = 2,425,550,665,636.80/1,625,173.68
  6. Step 6: Final answer
    x = 1,492,487.05

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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.