Home / 2,113,301.13-2,916,355.55-1,207,902.57

Finding the Fourth Proportional to 2,113,301.13, 2,916,355.55 and 1,207,902.57

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Solution

The fourth proportional to 2,113,301.13, 2,916,355.55 and 1,207,902.57 is: 1,666,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,301.13 : 2,916,355.55 = 1,207,902.57 : x
  2. Step 2: Convert to fraction form
    2,113,301.13/2,916,355.55 = 1,207,902.57/x
  3. Step 3: Cross multiply
    2,113,301.13x = 2,916,355.55 × 1,207,902.57
  4. Step 4: Simplify right side
    2,113,301.13x = 3,522,673,363,878.76
  5. Step 5: Solve for x
    x = 3,522,673,363,878.76/2,113,301.13
  6. Step 6: Final answer
    x = 1,666,905.54

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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.