Home / 1,623,694.40-2,435,695.20-441,742.40

Finding the Fourth Proportional to 1,623,694.40, 2,435,695.20 and 441,742.40

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Solution

The fourth proportional to 1,623,694.40, 2,435,695.20 and 441,742.40 is: 662,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,694.40 : 2,435,695.20 = 441,742.40 : x
  2. Step 2: Convert to fraction form
    1,623,694.40/2,435,695.20 = 441,742.40/x
  3. Step 3: Cross multiply
    1,623,694.40x = 2,435,695.20 × 441,742.40
  4. Step 4: Simplify right side
    1,623,694.40x = 1,075,949,843,316.48
  5. Step 5: Solve for x
    x = 1,075,949,843,316.48/1,623,694.40
  6. Step 6: Final answer
    x = 662,655.39

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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.