Home / 2,119,072-2,924,319.36-1,165,216

Finding the Fourth Proportional to 2,119,072, 2,924,319.36 and 1,165,216

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Solution

The fourth proportional to 2,119,072, 2,924,319.36 and 1,165,216 is: 1,607,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,072 : 2,924,319.36 = 1,165,216 : x
  2. Step 2: Convert to fraction form
    2,119,072/2,924,319.36 = 1,165,216/x
  3. Step 3: Cross multiply
    2,119,072x = 2,924,319.36 × 1,165,216
  4. Step 4: Simplify right side
    2,119,072x = 3,407,463,707,381.76
  5. Step 5: Solve for x
    x = 3,407,463,707,381.76/2,119,072
  6. Step 6: Final answer
    x = 1,607,998.08

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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.