Home / 1,108,739.04-1,529,968.24-625,422.98

Finding the Fourth Proportional to 1,108,739.04, 1,529,968.24 and 625,422.98

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Solution

The fourth proportional to 1,108,739.04, 1,529,968.24 and 625,422.98 is: 863,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,739.04 : 1,529,968.24 = 625,422.98 : x
  2. Step 2: Convert to fraction form
    1,108,739.04/1,529,968.24 = 625,422.98/x
  3. Step 3: Cross multiply
    1,108,739.04x = 1,529,968.24 × 625,422.98
  4. Step 4: Simplify right side
    1,108,739.04x = 956,877,295,966.16
  5. Step 5: Solve for x
    x = 956,877,295,966.16/1,108,739.04
  6. Step 6: Final answer
    x = 863,032.02

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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.