Home / 1,033,712.80-1,549,417.20-402,416.80

Finding the Fourth Proportional to 1,033,712.80, 1,549,417.20 and 402,416.80

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Solution

The fourth proportional to 1,033,712.80, 1,549,417.20 and 402,416.80 is: 603,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,712.80 : 1,549,417.20 = 402,416.80 : x
  2. Step 2: Convert to fraction form
    1,033,712.80/1,549,417.20 = 402,416.80/x
  3. Step 3: Cross multiply
    1,033,712.80x = 1,549,417.20 × 402,416.80
  4. Step 4: Simplify right side
    1,033,712.80x = 623,511,511,488.96
  5. Step 5: Solve for x
    x = 623,511,511,488.96/1,033,712.80
  6. Step 6: Final answer
    x = 603,176.73

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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.