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Finding the Fourth Proportional to 1,766,268.63, 2,437,768.80 and 1,041,074.01

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Solution

The fourth proportional to 1,766,268.63, 2,437,768.80 and 1,041,074.01 is: 1,436,869.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,268.63 : 2,437,768.80 = 1,041,074.01 : x
  2. Step 2: Convert to fraction form
    1,766,268.63/2,437,768.80 = 1,041,074.01/x
  3. Step 3: Cross multiply
    1,766,268.63x = 2,437,768.80 × 1,041,074.01
  4. Step 4: Simplify right side
    1,766,268.63x = 2,537,897,740,068.89
  5. Step 5: Solve for x
    x = 2,537,897,740,068.89/1,766,268.63
  6. Step 6: Final answer
    x = 1,436,869.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.