Home / 1,460,975.64-2,016,108.90-816,401.16

Finding the Fourth Proportional to 1,460,975.64, 2,016,108.90 and 816,401.16

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Solution

The fourth proportional to 1,460,975.64, 2,016,108.90 and 816,401.16 is: 1,126,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,975.64 : 2,016,108.90 = 816,401.16 : x
  2. Step 2: Convert to fraction form
    1,460,975.64/2,016,108.90 = 816,401.16/x
  3. Step 3: Cross multiply
    1,460,975.64x = 2,016,108.90 × 816,401.16
  4. Step 4: Simplify right side
    1,460,975.64x = 1,645,953,644,646.32
  5. Step 5: Solve for x
    x = 1,645,953,644,646.32/1,460,975.64
  6. Step 6: Final answer
    x = 1,126,612.65

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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.