Home / 1,696,250.70-2,340,844.08-921,881.60

Finding the Fourth Proportional to 1,696,250.70, 2,340,844.08 and 921,881.60

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Solution

The fourth proportional to 1,696,250.70, 2,340,844.08 and 921,881.60 is: 1,272,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,250.70 : 2,340,844.08 = 921,881.60 : x
  2. Step 2: Convert to fraction form
    1,696,250.70/2,340,844.08 = 921,881.60/x
  3. Step 3: Cross multiply
    1,696,250.70x = 2,340,844.08 × 921,881.60
  4. Step 4: Simplify right side
    1,696,250.70x = 2,157,981,085,820.93
  5. Step 5: Solve for x
    x = 2,157,981,085,820.93/1,696,250.70
  6. Step 6: Final answer
    x = 1,272,206.45

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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.