Home / 1,562,236.56-2,155,784.74-873,789.15

Finding the Fourth Proportional to 1,562,236.56, 2,155,784.74 and 873,789.15

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Solution

The fourth proportional to 1,562,236.56, 2,155,784.74 and 873,789.15 is: 1,205,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,236.56 : 2,155,784.74 = 873,789.15 : x
  2. Step 2: Convert to fraction form
    1,562,236.56/2,155,784.74 = 873,789.15/x
  3. Step 3: Cross multiply
    1,562,236.56x = 2,155,784.74 × 873,789.15
  4. Step 4: Simplify right side
    1,562,236.56x = 1,883,701,315,547.57
  5. Step 5: Solve for x
    x = 1,883,701,315,547.57/1,562,236.56
  6. Step 6: Final answer
    x = 1,205,772.14

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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.