Home / 1,342,382-2,014,505.64-867,890.48

Finding the Fourth Proportional to 1,342,382, 2,014,505.64 and 867,890.48

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Solution

The fourth proportional to 1,342,382, 2,014,505.64 and 867,890.48 is: 1,302,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,382 : 2,014,505.64 = 867,890.48 : x
  2. Step 2: Convert to fraction form
    1,342,382/2,014,505.64 = 867,890.48/x
  3. Step 3: Cross multiply
    1,342,382x = 2,014,505.64 × 867,890.48
  4. Step 4: Simplify right side
    1,342,382x = 1,748,370,266,862.31
  5. Step 5: Solve for x
    x = 1,748,370,266,862.31/1,342,382
  6. Step 6: Final answer
    x = 1,302,438.70

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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.