Home / 2,113,322.92-2,916,385.60-1,207,924.36

Finding the Fourth Proportional to 2,113,322.92, 2,916,385.60 and 1,207,924.36

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Solution

The fourth proportional to 2,113,322.92, 2,916,385.60 and 1,207,924.36 is: 1,666,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,322.92 : 2,916,385.60 = 1,207,924.36 : x
  2. Step 2: Convert to fraction form
    2,113,322.92/2,916,385.60 = 1,207,924.36/x
  3. Step 3: Cross multiply
    2,113,322.92x = 2,916,385.60 × 1,207,924.36
  4. Step 4: Simplify right side
    2,113,322.92x = 3,522,773,209,393.22
  5. Step 5: Solve for x
    x = 3,522,773,209,393.22/2,113,322.92
  6. Step 6: Final answer
    x = 1,666,935.60

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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.