Home / 1,507,304.61-2,079,249.84-955,009.89

Finding the Fourth Proportional to 1,507,304.61, 2,079,249.84 and 955,009.89

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Solution

The fourth proportional to 1,507,304.61, 2,079,249.84 and 955,009.89 is: 1,317,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,304.61 : 2,079,249.84 = 955,009.89 : x
  2. Step 2: Convert to fraction form
    1,507,304.61/2,079,249.84 = 955,009.89/x
  3. Step 3: Cross multiply
    1,507,304.61x = 2,079,249.84 × 955,009.89
  4. Step 4: Simplify right side
    1,507,304.61x = 1,985,704,160,980.92
  5. Step 5: Solve for x
    x = 1,985,704,160,980.92/1,507,304.61
  6. Step 6: Final answer
    x = 1,317,387.44

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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.