Home / 1,153,654.46-1,592,075.96-644,389.64

Finding the Fourth Proportional to 1,153,654.46, 1,592,075.96 and 644,389.64

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Solution

The fourth proportional to 1,153,654.46, 1,592,075.96 and 644,389.64 is: 889,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,654.46 : 1,592,075.96 = 644,389.64 : x
  2. Step 2: Convert to fraction form
    1,153,654.46/1,592,075.96 = 644,389.64/x
  3. Step 3: Cross multiply
    1,153,654.46x = 1,592,075.96 × 644,389.64
  4. Step 4: Simplify right side
    1,153,654.46x = 1,025,917,251,921.47
  5. Step 5: Solve for x
    x = 1,025,917,251,921.47/1,153,654.46
  6. Step 6: Final answer
    x = 889,276.03

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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.