Home / 1,897,053.48-2,842,851.75-817,269.54

Finding the Fourth Proportional to 1,897,053.48, 2,842,851.75 and 817,269.54

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Solution

The fourth proportional to 1,897,053.48, 2,842,851.75 and 817,269.54 is: 1,224,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,053.48 : 2,842,851.75 = 817,269.54 : x
  2. Step 2: Convert to fraction form
    1,897,053.48/2,842,851.75 = 817,269.54/x
  3. Step 3: Cross multiply
    1,897,053.48x = 2,842,851.75 × 817,269.54
  4. Step 4: Simplify right side
    1,897,053.48x = 2,323,376,142,010.70
  5. Step 5: Solve for x
    x = 2,323,376,142,010.70/1,897,053.48
  6. Step 6: Final answer
    x = 1,224,728.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.