Home / 1,023,465.96-1,534,542-424,840.32

Finding the Fourth Proportional to 1,023,465.96, 1,534,542 and 424,840.32

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Solution

The fourth proportional to 1,023,465.96, 1,534,542 and 424,840.32 is: 636,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,465.96 : 1,534,542 = 424,840.32 : x
  2. Step 2: Convert to fraction form
    1,023,465.96/1,534,542 = 424,840.32/x
  3. Step 3: Cross multiply
    1,023,465.96x = 1,534,542 × 424,840.32
  4. Step 4: Simplify right side
    1,023,465.96x = 651,935,314,333.44
  5. Step 5: Solve for x
    x = 651,935,314,333.44/1,023,465.96
  6. Step 6: Final answer
    x = 636,987.78

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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.