Home / 1,804,819.30-2,490,650.65-989,055.08

Finding the Fourth Proportional to 1,804,819.30, 2,490,650.65 and 989,055.08

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Solution

The fourth proportional to 1,804,819.30, 2,490,650.65 and 989,055.08 is: 1,364,896.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,819.30 : 2,490,650.65 = 989,055.08 : x
  2. Step 2: Convert to fraction form
    1,804,819.30/2,490,650.65 = 989,055.08/x
  3. Step 3: Cross multiply
    1,804,819.30x = 2,490,650.65 × 989,055.08
  4. Step 4: Simplify right side
    1,804,819.30x = 2,463,390,677,887.80
  5. Step 5: Solve for x
    x = 2,463,390,677,887.80/1,804,819.30
  6. Step 6: Final answer
    x = 1,364,896.02

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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.