Home / 1,407,597.64-2,101,095.39-1,209,193.00

Finding the Fourth Proportional to 1,407,597.64, 2,101,095.39 and 1,209,193.00

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Solution

The fourth proportional to 1,407,597.64, 2,101,095.39 and 1,209,193.00 is: 1,804,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,597.64 : 2,101,095.39 = 1,209,193.00 : x
  2. Step 2: Convert to fraction form
    1,407,597.64/2,101,095.39 = 1,209,193.00/x
  3. Step 3: Cross multiply
    1,407,597.64x = 2,101,095.39 × 1,209,193.00
  4. Step 4: Simplify right side
    1,407,597.64x = 2,540,629,837,145.78
  5. Step 5: Solve for x
    x = 2,540,629,837,145.78/1,407,597.64
  6. Step 6: Final answer
    x = 1,804,940.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.