Home / 1,197,013.80-1,796,181.64-487,541.28

Finding the Fourth Proportional to 1,197,013.80, 1,796,181.64 and 487,541.28

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Solution

The fourth proportional to 1,197,013.80, 1,796,181.64 and 487,541.28 is: 731,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,013.80 : 1,796,181.64 = 487,541.28 : x
  2. Step 2: Convert to fraction form
    1,197,013.80/1,796,181.64 = 487,541.28/x
  3. Step 3: Cross multiply
    1,197,013.80x = 1,796,181.64 × 487,541.28
  4. Step 4: Simplify right side
    1,197,013.80x = 875,712,695,878.10
  5. Step 5: Solve for x
    x = 875,712,695,878.10/1,197,013.80
  6. Step 6: Final answer
    x = 731,581.12

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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.