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Finding the Fourth Proportional to 1,501,337, 2,071,859.66 and 897,725

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Solution

The fourth proportional to 1,501,337, 2,071,859.66 and 897,725 is: 1,238,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,337 : 2,071,859.66 = 897,725 : x
  2. Step 2: Convert to fraction form
    1,501,337/2,071,859.66 = 897,725/x
  3. Step 3: Cross multiply
    1,501,337x = 2,071,859.66 × 897,725
  4. Step 4: Simplify right side
    1,501,337x = 1,859,960,213,273.50
  5. Step 5: Solve for x
    x = 1,859,960,213,273.50/1,501,337
  6. Step 6: Final answer
    x = 1,238,869.23

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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.