Home / 1,293,916.95-1,941,105.87-440,941.32

Finding the Fourth Proportional to 1,293,916.95, 1,941,105.87 and 440,941.32

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Solution

The fourth proportional to 1,293,916.95, 1,941,105.87 and 440,941.32 is: 661,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,916.95 : 1,941,105.87 = 440,941.32 : x
  2. Step 2: Convert to fraction form
    1,293,916.95/1,941,105.87 = 440,941.32/x
  3. Step 3: Cross multiply
    1,293,916.95x = 1,941,105.87 × 440,941.32
  4. Step 4: Simplify right side
    1,293,916.95x = 855,913,784,577.55
  5. Step 5: Solve for x
    x = 855,913,784,577.55/1,293,916.95
  6. Step 6: Final answer
    x = 661,490.51

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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.