Home / 1,571,875.58-2,169,188.34-856,483.58

Finding the Fourth Proportional to 1,571,875.58, 2,169,188.34 and 856,483.58

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Solution

The fourth proportional to 1,571,875.58, 2,169,188.34 and 856,483.58 is: 1,181,947.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,875.58 : 2,169,188.34 = 856,483.58 : x
  2. Step 2: Convert to fraction form
    1,571,875.58/2,169,188.34 = 856,483.58/x
  3. Step 3: Cross multiply
    1,571,875.58x = 2,169,188.34 × 856,483.58
  4. Step 4: Simplify right side
    1,571,875.58x = 1,857,874,195,137.46
  5. Step 5: Solve for x
    x = 1,857,874,195,137.46/1,571,875.58
  6. Step 6: Final answer
    x = 1,181,947.36

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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.