Home / 1,310,475.48-1,809,014.18-881,004.72

Finding the Fourth Proportional to 1,310,475.48, 1,809,014.18 and 881,004.72

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Solution

The fourth proportional to 1,310,475.48, 1,809,014.18 and 881,004.72 is: 1,216,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,475.48 : 1,809,014.18 = 881,004.72 : x
  2. Step 2: Convert to fraction form
    1,310,475.48/1,809,014.18 = 881,004.72/x
  3. Step 3: Cross multiply
    1,310,475.48x = 1,809,014.18 × 881,004.72
  4. Step 4: Simplify right side
    1,310,475.48x = 1,593,750,036,809.48
  5. Step 5: Solve for x
    x = 1,593,750,036,809.48/1,310,475.48
  6. Step 6: Final answer
    x = 1,216,161.66

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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.