Home / 1,881,001.70-2,595,797.60-1,021,568.10

Finding the Fourth Proportional to 1,881,001.70, 2,595,797.60 and 1,021,568.10

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Solution

The fourth proportional to 1,881,001.70, 2,595,797.60 and 1,021,568.10 is: 1,409,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,001.70 : 2,595,797.60 = 1,021,568.10 : x
  2. Step 2: Convert to fraction form
    1,881,001.70/2,595,797.60 = 1,021,568.10/x
  3. Step 3: Cross multiply
    1,881,001.70x = 2,595,797.60 × 1,021,568.10
  4. Step 4: Simplify right side
    1,881,001.70x = 2,651,784,017,108.72
  5. Step 5: Solve for x
    x = 2,651,784,017,108.72/1,881,001.70
  6. Step 6: Final answer
    x = 1,409,772.26

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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.