Home / 1,081,568.31-1,629,653.88-896,154.45

Finding the Fourth Proportional to 1,081,568.31, 1,629,653.88 and 896,154.45

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Solution

The fourth proportional to 1,081,568.31, 1,629,653.88 and 896,154.45 is: 1,350,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,568.31 : 1,629,653.88 = 896,154.45 : x
  2. Step 2: Convert to fraction form
    1,081,568.31/1,629,653.88 = 896,154.45/x
  3. Step 3: Cross multiply
    1,081,568.31x = 1,629,653.88 × 896,154.45
  4. Step 4: Simplify right side
    1,081,568.31x = 1,460,421,576,521.77
  5. Step 5: Solve for x
    x = 1,460,421,576,521.77/1,081,568.31
  6. Step 6: Final answer
    x = 1,350,281.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.