Home / 1,492,448.64-2,058,993.36-918,492.36

Finding the Fourth Proportional to 1,492,448.64, 2,058,993.36 and 918,492.36

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Solution

The fourth proportional to 1,492,448.64, 2,058,993.36 and 918,492.36 is: 1,267,158.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,448.64 : 2,058,993.36 = 918,492.36 : x
  2. Step 2: Convert to fraction form
    1,492,448.64/2,058,993.36 = 918,492.36/x
  3. Step 3: Cross multiply
    1,492,448.64x = 2,058,993.36 × 918,492.36
  4. Step 4: Simplify right side
    1,492,448.64x = 1,891,169,670,450.73
  5. Step 5: Solve for x
    x = 1,891,169,670,450.73/1,492,448.64
  6. Step 6: Final answer
    x = 1,267,158.96

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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.