Home / 1,358,827.07-2,038,187.34-460,268.78

Finding the Fourth Proportional to 1,358,827.07, 2,038,187.34 and 460,268.78

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Solution

The fourth proportional to 1,358,827.07, 2,038,187.34 and 460,268.78 is: 690,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,827.07 : 2,038,187.34 = 460,268.78 : x
  2. Step 2: Convert to fraction form
    1,358,827.07/2,038,187.34 = 460,268.78/x
  3. Step 3: Cross multiply
    1,358,827.07x = 2,038,187.34 × 460,268.78
  4. Step 4: Simplify right side
    1,358,827.07x = 938,113,990,202.31
  5. Step 5: Solve for x
    x = 938,113,990,202.31/1,358,827.07
  6. Step 6: Final answer
    x = 690,385.12

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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.