Home / 1,460,617.79-2,015,615.34-816,042.80

Finding the Fourth Proportional to 1,460,617.79, 2,015,615.34 and 816,042.80

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Solution

The fourth proportional to 1,460,617.79, 2,015,615.34 and 816,042.80 is: 1,126,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,617.79 : 2,015,615.34 = 816,042.80 : x
  2. Step 2: Convert to fraction form
    1,460,617.79/2,015,615.34 = 816,042.80/x
  3. Step 3: Cross multiply
    1,460,617.79x = 2,015,615.34 × 816,042.80
  4. Step 4: Simplify right side
    1,460,617.79x = 1,644,828,390,815.59
  5. Step 5: Solve for x
    x = 1,644,828,390,815.59/1,460,617.79
  6. Step 6: Final answer
    x = 1,126,118.28

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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.