Home / 1,333,973.83-1,840,877.13-722,127.79

Finding the Fourth Proportional to 1,333,973.83, 1,840,877.13 and 722,127.79

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Solution

The fourth proportional to 1,333,973.83, 1,840,877.13 and 722,127.79 is: 996,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,973.83 : 1,840,877.13 = 722,127.79 : x
  2. Step 2: Convert to fraction form
    1,333,973.83/1,840,877.13 = 722,127.79/x
  3. Step 3: Cross multiply
    1,333,973.83x = 1,840,877.13 × 722,127.79
  4. Step 4: Simplify right side
    1,333,973.83x = 1,329,348,533,548.44
  5. Step 5: Solve for x
    x = 1,329,348,533,548.44/1,333,973.83
  6. Step 6: Final answer
    x = 996,532.69

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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.