Home / 991,937.10-1,369,022.58-604,977

Finding the Fourth Proportional to 991,937.10, 1,369,022.58 and 604,977

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Solution

The fourth proportional to 991,937.10, 1,369,022.58 and 604,977 is: 834,959.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,937.10 : 1,369,022.58 = 604,977 : x
  2. Step 2: Convert to fraction form
    991,937.10/1,369,022.58 = 604,977/x
  3. Step 3: Cross multiply
    991,937.10x = 1,369,022.58 × 604,977
  4. Step 4: Simplify right side
    991,937.10x = 828,227,173,380.66
  5. Step 5: Solve for x
    x = 828,227,173,380.66/991,937.10
  6. Step 6: Final answer
    x = 834,959.37

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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.