Home / 1,304,797.34-1,800,623.58-761,306.78

Finding the Fourth Proportional to 1,304,797.34, 1,800,623.58 and 761,306.78

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Solution

The fourth proportional to 1,304,797.34, 1,800,623.58 and 761,306.78 is: 1,050,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,797.34 : 1,800,623.58 = 761,306.78 : x
  2. Step 2: Convert to fraction form
    1,304,797.34/1,800,623.58 = 761,306.78/x
  3. Step 3: Cross multiply
    1,304,797.34x = 1,800,623.58 × 761,306.78
  4. Step 4: Simplify right side
    1,304,797.34x = 1,370,826,939,681.87
  5. Step 5: Solve for x
    x = 1,370,826,939,681.87/1,304,797.34
  6. Step 6: Final answer
    x = 1,050,605.25

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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.