Home / 1,784,592.26-2,462,477.55-1,020,498.20

Finding the Fourth Proportional to 1,784,592.26, 2,462,477.55 and 1,020,498.20

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Solution

The fourth proportional to 1,784,592.26, 2,462,477.55 and 1,020,498.20 is: 1,408,138.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,592.26 : 2,462,477.55 = 1,020,498.20 : x
  2. Step 2: Convert to fraction form
    1,784,592.26/2,462,477.55 = 1,020,498.20/x
  3. Step 3: Cross multiply
    1,784,592.26x = 2,462,477.55 × 1,020,498.20
  4. Step 4: Simplify right side
    1,784,592.26x = 2,512,953,907,315.41
  5. Step 5: Solve for x
    x = 2,512,953,907,315.41/1,784,592.26
  6. Step 6: Final answer
    x = 1,408,138.97

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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.