Home / 1,053,114-1,578,401.79-483,709.38

Finding the Fourth Proportional to 1,053,114, 1,578,401.79 and 483,709.38

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Solution

The fourth proportional to 1,053,114, 1,578,401.79 and 483,709.38 is: 724,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,114 : 1,578,401.79 = 483,709.38 : x
  2. Step 2: Convert to fraction form
    1,053,114/1,578,401.79 = 483,709.38/x
  3. Step 3: Cross multiply
    1,053,114x = 1,578,401.79 × 483,709.38
  4. Step 4: Simplify right side
    1,053,114x = 763,487,751,231.79
  5. Step 5: Solve for x
    x = 763,487,751,231.79/1,053,114
  6. Step 6: Final answer
    x = 724,981.10

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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.