Home / 1,304,264.40-1,956,396.60-805,909.20

Finding the Fourth Proportional to 1,304,264.40, 1,956,396.60 and 805,909.20

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Solution

The fourth proportional to 1,304,264.40, 1,956,396.60 and 805,909.20 is: 1,208,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,264.40 : 1,956,396.60 = 805,909.20 : x
  2. Step 2: Convert to fraction form
    1,304,264.40/1,956,396.60 = 805,909.20/x
  3. Step 3: Cross multiply
    1,304,264.40x = 1,956,396.60 × 805,909.20
  4. Step 4: Simplify right side
    1,304,264.40x = 1,576,678,018,788.72
  5. Step 5: Solve for x
    x = 1,576,678,018,788.72/1,304,264.40
  6. Step 6: Final answer
    x = 1,208,863.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.