Home / 1,226,128.02-1,839,193.05-586,281.21

Finding the Fourth Proportional to 1,226,128.02, 1,839,193.05 and 586,281.21

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Solution

The fourth proportional to 1,226,128.02, 1,839,193.05 and 586,281.21 is: 879,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,128.02 : 1,839,193.05 = 586,281.21 : x
  2. Step 2: Convert to fraction form
    1,226,128.02/1,839,193.05 = 586,281.21/x
  3. Step 3: Cross multiply
    1,226,128.02x = 1,839,193.05 × 586,281.21
  4. Step 4: Simplify right side
    1,226,128.02x = 1,078,284,326,777.59
  5. Step 5: Solve for x
    x = 1,078,284,326,777.59/1,226,128.02
  6. Step 6: Final answer
    x = 879,422.30

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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.