Home / 1,694,895.90-2,338,973.21-920,541.86

Finding the Fourth Proportional to 1,694,895.90, 2,338,973.21 and 920,541.86

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Solution

The fourth proportional to 1,694,895.90, 2,338,973.21 and 920,541.86 is: 1,270,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,895.90 : 2,338,973.21 = 920,541.86 : x
  2. Step 2: Convert to fraction form
    1,694,895.90/2,338,973.21 = 920,541.86/x
  3. Step 3: Cross multiply
    1,694,895.90x = 2,338,973.21 × 920,541.86
  4. Step 4: Simplify right side
    1,694,895.90x = 2,153,122,732,926.00
  5. Step 5: Solve for x
    x = 2,153,122,732,926.00/1,694,895.90
  6. Step 6: Final answer
    x = 1,270,356.92

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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.