Home / 1,156,172.72-1,734,424.47-357,515.87

Finding the Fourth Proportional to 1,156,172.72, 1,734,424.47 and 357,515.87

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Solution

The fourth proportional to 1,156,172.72, 1,734,424.47 and 357,515.87 is: 536,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,172.72 : 1,734,424.47 = 357,515.87 : x
  2. Step 2: Convert to fraction form
    1,156,172.72/1,734,424.47 = 357,515.87/x
  3. Step 3: Cross multiply
    1,156,172.72x = 1,734,424.47 × 357,515.87
  4. Step 4: Simplify right side
    1,156,172.72x = 620,084,264,669.22
  5. Step 5: Solve for x
    x = 620,084,264,669.22/1,156,172.72
  6. Step 6: Final answer
    x = 536,324.94

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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.