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Finding the Fourth Proportional to 2,545,297, 3,817,968.54 and 772,369

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Solution

The fourth proportional to 2,545,297, 3,817,968.54 and 772,369 is: 1,158,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,297 : 3,817,968.54 = 772,369 : x
  2. Step 2: Convert to fraction form
    2,545,297/3,817,968.54 = 772,369/x
  3. Step 3: Cross multiply
    2,545,297x = 3,817,968.54 × 772,369
  4. Step 4: Simplify right side
    2,545,297x = 2,948,880,543,271.26
  5. Step 5: Solve for x
    x = 2,948,880,543,271.26/2,545,297
  6. Step 6: Final answer
    x = 1,158,560.49

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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.