Home / 1,798,890.44-2,698,040.07-645,898.34

Finding the Fourth Proportional to 1,798,890.44, 2,698,040.07 and 645,898.34

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Solution

The fourth proportional to 1,798,890.44, 2,698,040.07 and 645,898.34 is: 968,741.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,890.44 : 2,698,040.07 = 645,898.34 : x
  2. Step 2: Convert to fraction form
    1,798,890.44/2,698,040.07 = 645,898.34/x
  3. Step 3: Cross multiply
    1,798,890.44x = 2,698,040.07 × 645,898.34
  4. Step 4: Simplify right side
    1,798,890.44x = 1,742,659,602,466.48
  5. Step 5: Solve for x
    x = 1,742,659,602,466.48/1,798,890.44
  6. Step 6: Final answer
    x = 968,741.38

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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.