Home / 1,405,886.73-2,108,394-507,211.63

Finding the Fourth Proportional to 1,405,886.73, 2,108,394 and 507,211.63

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Solution

The fourth proportional to 1,405,886.73, 2,108,394 and 507,211.63 is: 760,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,886.73 : 2,108,394 = 507,211.63 : x
  2. Step 2: Convert to fraction form
    1,405,886.73/2,108,394 = 507,211.63/x
  3. Step 3: Cross multiply
    1,405,886.73x = 2,108,394 × 507,211.63
  4. Step 4: Simplify right side
    1,405,886.73x = 1,069,401,957,422.22
  5. Step 5: Solve for x
    x = 1,069,401,957,422.22/1,405,886.73
  6. Step 6: Final answer
    x = 760,660.11

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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.