Home / 1,716,822.20-2,575,233.30-518,929.40

Finding the Fourth Proportional to 1,716,822.20, 2,575,233.30 and 518,929.40

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Solution

The fourth proportional to 1,716,822.20, 2,575,233.30 and 518,929.40 is: 778,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,822.20 : 2,575,233.30 = 518,929.40 : x
  2. Step 2: Convert to fraction form
    1,716,822.20/2,575,233.30 = 518,929.40/x
  3. Step 3: Cross multiply
    1,716,822.20x = 2,575,233.30 × 518,929.40
  4. Step 4: Simplify right side
    1,716,822.20x = 1,336,364,271,229.02
  5. Step 5: Solve for x
    x = 1,336,364,271,229.02/1,716,822.20
  6. Step 6: Final answer
    x = 778,394.10

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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.