Home / 1,569,818.42-2,166,201.35-881,355.81

Finding the Fourth Proportional to 1,569,818.42, 2,166,201.35 and 881,355.81

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Solution

The fourth proportional to 1,569,818.42, 2,166,201.35 and 881,355.81 is: 1,216,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,818.42 : 2,166,201.35 = 881,355.81 : x
  2. Step 2: Convert to fraction form
    1,569,818.42/2,166,201.35 = 881,355.81/x
  3. Step 3: Cross multiply
    1,569,818.42x = 2,166,201.35 × 881,355.81
  4. Step 4: Simplify right side
    1,569,818.42x = 1,909,194,141,045.56
  5. Step 5: Solve for x
    x = 1,909,194,141,045.56/1,569,818.42
  6. Step 6: Final answer
    x = 1,216,187.89

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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.