Home / 1,591,036.98-2,386,555.54-1,309,963.74

Finding the Fourth Proportional to 1,591,036.98, 2,386,555.54 and 1,309,963.74

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Solution

The fourth proportional to 1,591,036.98, 2,386,555.54 and 1,309,963.74 is: 1,964,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,036.98 : 2,386,555.54 = 1,309,963.74 : x
  2. Step 2: Convert to fraction form
    1,591,036.98/2,386,555.54 = 1,309,963.74/x
  3. Step 3: Cross multiply
    1,591,036.98x = 2,386,555.54 × 1,309,963.74
  4. Step 4: Simplify right side
    1,591,036.98x = 3,126,301,220,896.12
  5. Step 5: Solve for x
    x = 3,126,301,220,896.12/1,591,036.98
  6. Step 6: Final answer
    x = 1,964,945.67

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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.