Home / 1,061,636-1,465,035.80-578,209.64

Finding the Fourth Proportional to 1,061,636, 1,465,035.80 and 578,209.64

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Solution

The fourth proportional to 1,061,636, 1,465,035.80 and 578,209.64 is: 797,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,636 : 1,465,035.80 = 578,209.64 : x
  2. Step 2: Convert to fraction form
    1,061,636/1,465,035.80 = 578,209.64/x
  3. Step 3: Cross multiply
    1,061,636x = 1,465,035.80 × 578,209.64
  4. Step 4: Simplify right side
    1,061,636x = 847,097,822,505.11
  5. Step 5: Solve for x
    x = 847,097,822,505.11/1,061,636
  6. Step 6: Final answer
    x = 797,917.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.