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Finding the Fourth Proportional to 3,712,699.86, 5,569,054.61 and 1,017,048.75

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Solution

The fourth proportional to 3,712,699.86, 5,569,054.61 and 1,017,048.75 is: 1,525,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,699.86 : 5,569,054.61 = 1,017,048.75 : x
  2. Step 2: Convert to fraction form
    3,712,699.86/5,569,054.61 = 1,017,048.75/x
  3. Step 3: Cross multiply
    3,712,699.86x = 5,569,054.61 × 1,017,048.75
  4. Step 4: Simplify right side
    3,712,699.86x = 5,664,000,024,696.99
  5. Step 5: Solve for x
    x = 5,664,000,024,696.99/3,712,699.86
  6. Step 6: Final answer
    x = 1,525,574.44

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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.