Home / 1,058,021.53-1,585,946.45-418,066.11

Finding the Fourth Proportional to 1,058,021.53, 1,585,946.45 and 418,066.11

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Solution

The fourth proportional to 1,058,021.53, 1,585,946.45 and 418,066.11 is: 626,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,021.53 : 1,585,946.45 = 418,066.11 : x
  2. Step 2: Convert to fraction form
    1,058,021.53/1,585,946.45 = 418,066.11/x
  3. Step 3: Cross multiply
    1,058,021.53x = 1,585,946.45 × 418,066.11
  4. Step 4: Simplify right side
    1,058,021.53x = 663,030,464,064.98
  5. Step 5: Solve for x
    x = 663,030,464,064.98/1,058,021.53
  6. Step 6: Final answer
    x = 626,670.11

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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.