Home / 1,969,459.80-2,954,687.34-549,515

Finding the Fourth Proportional to 1,969,459.80, 2,954,687.34 and 549,515

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Solution

The fourth proportional to 1,969,459.80, 2,954,687.34 and 549,515 is: 824,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,459.80 : 2,954,687.34 = 549,515 : x
  2. Step 2: Convert to fraction form
    1,969,459.80/2,954,687.34 = 549,515/x
  3. Step 3: Cross multiply
    1,969,459.80x = 2,954,687.34 × 549,515
  4. Step 4: Simplify right side
    1,969,459.80x = 1,623,645,013,640.10
  5. Step 5: Solve for x
    x = 1,623,645,013,640.10/1,969,459.80
  6. Step 6: Final answer
    x = 824,411.35

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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.