Home / 1,022,763.90-1,411,349.18-563,853.41

Finding the Fourth Proportional to 1,022,763.90, 1,411,349.18 and 563,853.41

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Solution

The fourth proportional to 1,022,763.90, 1,411,349.18 and 563,853.41 is: 778,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,763.90 : 1,411,349.18 = 563,853.41 : x
  2. Step 2: Convert to fraction form
    1,022,763.90/1,411,349.18 = 563,853.41/x
  3. Step 3: Cross multiply
    1,022,763.90x = 1,411,349.18 × 563,853.41
  4. Step 4: Simplify right side
    1,022,763.90x = 795,794,037,967.69
  5. Step 5: Solve for x
    x = 795,794,037,967.69/1,022,763.90
  6. Step 6: Final answer
    x = 778,081.86

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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.