Home / 1,163,805.74-1,605,864.21-654,477.74

Finding the Fourth Proportional to 1,163,805.74, 1,605,864.21 and 654,477.74

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Solution

The fourth proportional to 1,163,805.74, 1,605,864.21 and 654,477.74 is: 903,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,805.74 : 1,605,864.21 = 654,477.74 : x
  2. Step 2: Convert to fraction form
    1,163,805.74/1,605,864.21 = 654,477.74/x
  3. Step 3: Cross multiply
    1,163,805.74x = 1,605,864.21 × 654,477.74
  4. Step 4: Simplify right side
    1,163,805.74x = 1,051,002,378,907.69
  5. Step 5: Solve for x
    x = 1,051,002,378,907.69/1,163,805.74
  6. Step 6: Final answer
    x = 903,073.72

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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.