Home / 1,371,346.50-2,058,346.52-661,873.98

Finding the Fourth Proportional to 1,371,346.50, 2,058,346.52 and 661,873.98

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Solution

The fourth proportional to 1,371,346.50, 2,058,346.52 and 661,873.98 is: 993,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,346.50 : 2,058,346.52 = 661,873.98 : x
  2. Step 2: Convert to fraction form
    1,371,346.50/2,058,346.52 = 661,873.98/x
  3. Step 3: Cross multiply
    1,371,346.50x = 2,058,346.52 × 661,873.98
  4. Step 4: Simplify right side
    1,371,346.50x = 1,362,366,003,411.55
  5. Step 5: Solve for x
    x = 1,362,366,003,411.55/1,371,346.50
  6. Step 6: Final answer
    x = 993,451.33

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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.