Home / 1,784,612.31-2,462,505.14-1,020,518.25

Finding the Fourth Proportional to 1,784,612.31, 2,462,505.14 and 1,020,518.25

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Solution

The fourth proportional to 1,784,612.31, 2,462,505.14 and 1,020,518.25 is: 1,408,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,612.31 : 2,462,505.14 = 1,020,518.25 : x
  2. Step 2: Convert to fraction form
    1,784,612.31/2,462,505.14 = 1,020,518.25/x
  3. Step 3: Cross multiply
    1,784,612.31x = 2,462,505.14 × 1,020,518.25
  4. Step 4: Simplify right side
    1,784,612.31x = 2,513,031,430,986.21
  5. Step 5: Solve for x
    x = 2,513,031,430,986.21/1,784,612.31
  6. Step 6: Final answer
    x = 1,408,166.59

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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.