Home / 1,345,489.98-1,854,846.87-1,058,511.66

Finding the Fourth Proportional to 1,345,489.98, 1,854,846.87 and 1,058,511.66

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Solution

The fourth proportional to 1,345,489.98, 1,854,846.87 and 1,058,511.66 is: 1,459,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,489.98 : 1,854,846.87 = 1,058,511.66 : x
  2. Step 2: Convert to fraction form
    1,345,489.98/1,854,846.87 = 1,058,511.66/x
  3. Step 3: Cross multiply
    1,345,489.98x = 1,854,846.87 × 1,058,511.66
  4. Step 4: Simplify right side
    1,345,489.98x = 1,963,377,039,409.50
  5. Step 5: Solve for x
    x = 1,963,377,039,409.50/1,345,489.98
  6. Step 6: Final answer
    x = 1,459,228.29

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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.