Home / 1,207,618.40-1,811,427.60-497,410.40

Finding the Fourth Proportional to 1,207,618.40, 1,811,427.60 and 497,410.40

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Solution

The fourth proportional to 1,207,618.40, 1,811,427.60 and 497,410.40 is: 746,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,618.40 : 1,811,427.60 = 497,410.40 : x
  2. Step 2: Convert to fraction form
    1,207,618.40/1,811,427.60 = 497,410.40/x
  3. Step 3: Cross multiply
    1,207,618.40x = 1,811,427.60 × 497,410.40
  4. Step 4: Simplify right side
    1,207,618.40x = 901,022,927,087.04
  5. Step 5: Solve for x
    x = 901,022,927,087.04/1,207,618.40
  6. Step 6: Final answer
    x = 746,115.60

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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.