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Finding the Fourth Proportional to 1,295,965.74, 1,944,816.30 and 537,808.02

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Solution

The fourth proportional to 1,295,965.74, 1,944,816.30 and 537,808.02 is: 807,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,965.74 : 1,944,816.30 = 537,808.02 : x
  2. Step 2: Convert to fraction form
    1,295,965.74/1,944,816.30 = 537,808.02/x
  3. Step 3: Cross multiply
    1,295,965.74x = 1,944,816.30 × 537,808.02
  4. Step 4: Simplify right side
    1,295,965.74x = 1,045,937,803,566.73
  5. Step 5: Solve for x
    x = 1,045,937,803,566.73/1,295,965.74
  6. Step 6: Final answer
    x = 807,072.11

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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.