Home / 1,137,828.48-1,707,416.06-418,675.17

Finding the Fourth Proportional to 1,137,828.48, 1,707,416.06 and 418,675.17

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Solution

The fourth proportional to 1,137,828.48, 1,707,416.06 and 418,675.17 is: 628,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,828.48 : 1,707,416.06 = 418,675.17 : x
  2. Step 2: Convert to fraction form
    1,137,828.48/1,707,416.06 = 418,675.17/x
  3. Step 3: Cross multiply
    1,137,828.48x = 1,707,416.06 × 418,675.17
  4. Step 4: Simplify right side
    1,137,828.48x = 714,852,713,490.67
  5. Step 5: Solve for x
    x = 714,852,713,490.67/1,137,828.48
  6. Step 6: Final answer
    x = 628,260.52

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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.