Home / 1,487,673-2,052,981.06-808,613.16

Finding the Fourth Proportional to 1,487,673, 2,052,981.06 and 808,613.16

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Solution

The fourth proportional to 1,487,673, 2,052,981.06 and 808,613.16 is: 1,115,881.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,673 : 2,052,981.06 = 808,613.16 : x
  2. Step 2: Convert to fraction form
    1,487,673/2,052,981.06 = 808,613.16/x
  3. Step 3: Cross multiply
    1,487,673x = 2,052,981.06 × 808,613.16
  4. Step 4: Simplify right side
    1,487,673x = 1,660,067,502,346.75
  5. Step 5: Solve for x
    x = 1,660,067,502,346.75/1,487,673
  6. Step 6: Final answer
    x = 1,115,881.99

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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.