Home / 1,000,490.94-1,380,334.77-570,461.94

Finding the Fourth Proportional to 1,000,490.94, 1,380,334.77 and 570,461.94

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Solution

The fourth proportional to 1,000,490.94, 1,380,334.77 and 570,461.94 is: 787,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,490.94 : 1,380,334.77 = 570,461.94 : x
  2. Step 2: Convert to fraction form
    1,000,490.94/1,380,334.77 = 570,461.94/x
  3. Step 3: Cross multiply
    1,000,490.94x = 1,380,334.77 × 570,461.94
  4. Step 4: Simplify right side
    1,000,490.94x = 787,428,450,743.65
  5. Step 5: Solve for x
    x = 787,428,450,743.65/1,000,490.94
  6. Step 6: Final answer
    x = 787,042.06

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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.