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Finding the Fourth Proportional to 1,746,645.40, 2,410,345.96 and 982,697.14

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Solution

The fourth proportional to 1,746,645.40, 2,410,345.96 and 982,697.14 is: 1,356,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,645.40 : 2,410,345.96 = 982,697.14 : x
  2. Step 2: Convert to fraction form
    1,746,645.40/2,410,345.96 = 982,697.14/x
  3. Step 3: Cross multiply
    1,746,645.40x = 2,410,345.96 × 982,697.14
  4. Step 4: Simplify right side
    1,746,645.40x = 2,368,640,081,302.55
  5. Step 5: Solve for x
    x = 2,368,640,081,302.55/1,746,645.40
  6. Step 6: Final answer
    x = 1,356,108.16

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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.