Home / 938,045.70-1,404,994.95-726,020.10

Finding the Fourth Proportional to 938,045.70, 1,404,994.95 and 726,020.10

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Solution

The fourth proportional to 938,045.70, 1,404,994.95 and 726,020.10 is: 1,087,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,045.70 : 1,404,994.95 = 726,020.10 : x
  2. Step 2: Convert to fraction form
    938,045.70/1,404,994.95 = 726,020.10/x
  3. Step 3: Cross multiply
    938,045.70x = 1,404,994.95 × 726,020.10
  4. Step 4: Simplify right side
    938,045.70x = 1,020,054,574,098.49
  5. Step 5: Solve for x
    x = 1,020,054,574,098.49/938,045.70
  6. Step 6: Final answer
    x = 1,087,425.24

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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.