Home / 1,608,405.42-2,412,083.24-709,810.86

Finding the Fourth Proportional to 1,608,405.42, 2,412,083.24 and 709,810.86

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Solution

The fourth proportional to 1,608,405.42, 2,412,083.24 and 709,810.86 is: 1,064,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,405.42 : 2,412,083.24 = 709,810.86 : x
  2. Step 2: Convert to fraction form
    1,608,405.42/2,412,083.24 = 709,810.86/x
  3. Step 3: Cross multiply
    1,608,405.42x = 2,412,083.24 × 709,810.86
  4. Step 4: Simplify right side
    1,608,405.42x = 1,712,122,878,975.99
  5. Step 5: Solve for x
    x = 1,712,122,878,975.99/1,608,405.42
  6. Step 6: Final answer
    x = 1,064,484.65

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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.