Home / 1,416,366-2,124,335.70-456,697.98

Finding the Fourth Proportional to 1,416,366, 2,124,335.70 and 456,697.98

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Solution

The fourth proportional to 1,416,366, 2,124,335.70 and 456,697.98 is: 684,978.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,366 : 2,124,335.70 = 456,697.98 : x
  2. Step 2: Convert to fraction form
    1,416,366/2,124,335.70 = 456,697.98/x
  3. Step 3: Cross multiply
    1,416,366x = 2,124,335.70 × 456,697.98
  4. Step 4: Simplify right side
    1,416,366x = 970,179,823,031.89
  5. Step 5: Solve for x
    x = 970,179,823,031.89/1,416,366
  6. Step 6: Final answer
    x = 684,978.19

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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.