Home / 1,916,669.60-2,645,022.48-1,057,266.08

Finding the Fourth Proportional to 1,916,669.60, 2,645,022.48 and 1,057,266.08

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Solution

The fourth proportional to 1,916,669.60, 2,645,022.48 and 1,057,266.08 is: 1,459,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,669.60 : 2,645,022.48 = 1,057,266.08 : x
  2. Step 2: Convert to fraction form
    1,916,669.60/2,645,022.48 = 1,057,266.08/x
  3. Step 3: Cross multiply
    1,916,669.60x = 2,645,022.48 × 1,057,266.08
  4. Step 4: Simplify right side
    1,916,669.60x = 2,796,492,548,941.48
  5. Step 5: Solve for x
    x = 2,796,492,548,941.48/1,916,669.60
  6. Step 6: Final answer
    x = 1,459,037.36

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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.