Home / 1,527,905.61-2,108,386.31-883,367.35

Finding the Fourth Proportional to 1,527,905.61, 2,108,386.31 and 883,367.35

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Solution

The fourth proportional to 1,527,905.61, 2,108,386.31 and 883,367.35 is: 1,218,975.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,905.61 : 2,108,386.31 = 883,367.35 : x
  2. Step 2: Convert to fraction form
    1,527,905.61/2,108,386.31 = 883,367.35/x
  3. Step 3: Cross multiply
    1,527,905.61x = 2,108,386.31 × 883,367.35
  4. Step 4: Simplify right side
    1,527,905.61x = 1,862,479,624,378.43
  5. Step 5: Solve for x
    x = 1,862,479,624,378.43/1,527,905.61
  6. Step 6: Final answer
    x = 1,218,975.58

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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.