Home / 938,036.20-1,404,980.70-726,010.60

Finding the Fourth Proportional to 938,036.20, 1,404,980.70 and 726,010.60

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Solution

The fourth proportional to 938,036.20, 1,404,980.70 and 726,010.60 is: 1,087,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,036.20 : 1,404,980.70 = 726,010.60 : x
  2. Step 2: Convert to fraction form
    938,036.20/1,404,980.70 = 726,010.60/x
  3. Step 3: Cross multiply
    938,036.20x = 1,404,980.70 × 726,010.60
  4. Step 4: Simplify right side
    938,036.20x = 1,020,030,880,995.42
  5. Step 5: Solve for x
    x = 1,020,030,880,995.42/938,036.20
  6. Step 6: Final answer
    x = 1,087,411.00

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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.