Home / 1,587,056.48-2,189,605.20-898,634.24

Finding the Fourth Proportional to 1,587,056.48, 2,189,605.20 and 898,634.24

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Solution

The fourth proportional to 1,587,056.48, 2,189,605.20 and 898,634.24 is: 1,239,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,056.48 : 2,189,605.20 = 898,634.24 : x
  2. Step 2: Convert to fraction form
    1,587,056.48/2,189,605.20 = 898,634.24/x
  3. Step 3: Cross multiply
    1,587,056.48x = 2,189,605.20 × 898,634.24
  4. Step 4: Simplify right side
    1,587,056.48x = 1,967,654,204,802.05
  5. Step 5: Solve for x
    x = 1,967,654,204,802.05/1,587,056.48
  6. Step 6: Final answer
    x = 1,239,813.60

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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.