Home / 1,527,172.38-2,107,374.98-882,634.32

Finding the Fourth Proportional to 1,527,172.38, 2,107,374.98 and 882,634.32

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Solution

The fourth proportional to 1,527,172.38, 2,107,374.98 and 882,634.32 is: 1,217,964.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,172.38 : 2,107,374.98 = 882,634.32 : x
  2. Step 2: Convert to fraction form
    1,527,172.38/2,107,374.98 = 882,634.32/x
  3. Step 3: Cross multiply
    1,527,172.38x = 2,107,374.98 × 882,634.32
  4. Step 4: Simplify right side
    1,527,172.38x = 1,860,041,478,044.14
  5. Step 5: Solve for x
    x = 1,860,041,478,044.14/1,527,172.38
  6. Step 6: Final answer
    x = 1,217,964.33

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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.