Home / 1,581,415.06-2,372,101.59-383,347.90

Finding the Fourth Proportional to 1,581,415.06, 2,372,101.59 and 383,347.90

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Solution

The fourth proportional to 1,581,415.06, 2,372,101.59 and 383,347.90 is: 575,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,415.06 : 2,372,101.59 = 383,347.90 : x
  2. Step 2: Convert to fraction form
    1,581,415.06/2,372,101.59 = 383,347.90/x
  3. Step 3: Cross multiply
    1,581,415.06x = 2,372,101.59 × 383,347.90
  4. Step 4: Simplify right side
    1,581,415.06x = 909,340,163,113.16
  5. Step 5: Solve for x
    x = 909,340,163,113.16/1,581,415.06
  6. Step 6: Final answer
    x = 575,016.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.