Home / 1,496,363.90-2,064,988.49-842,997.76

Finding the Fourth Proportional to 1,496,363.90, 2,064,988.49 and 842,997.76

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Solution

The fourth proportional to 1,496,363.90, 2,064,988.49 and 842,997.76 is: 1,163,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,363.90 : 2,064,988.49 = 842,997.76 : x
  2. Step 2: Convert to fraction form
    1,496,363.90/2,064,988.49 = 842,997.76/x
  3. Step 3: Cross multiply
    1,496,363.90x = 2,064,988.49 × 842,997.76
  4. Step 4: Simplify right side
    1,496,363.90x = 1,740,780,678,238.87
  5. Step 5: Solve for x
    x = 1,740,780,678,238.87/1,496,363.90
  6. Step 6: Final answer
    x = 1,163,340.47

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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.