Home / 1,334,636.10-1,841,775.06-722,783.89

Finding the Fourth Proportional to 1,334,636.10, 1,841,775.06 and 722,783.89

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Solution

The fourth proportional to 1,334,636.10, 1,841,775.06 and 722,783.89 is: 997,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,636.10 : 1,841,775.06 = 722,783.89 : x
  2. Step 2: Convert to fraction form
    1,334,636.10/1,841,775.06 = 722,783.89/x
  3. Step 3: Cross multiply
    1,334,636.10x = 1,841,775.06 × 722,783.89
  4. Step 4: Simplify right side
    1,334,636.10x = 1,331,205,347,384.44
  5. Step 5: Solve for x
    x = 1,331,205,347,384.44/1,334,636.10
  6. Step 6: Final answer
    x = 997,429.45

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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.