Home / 1,857,804.60-2,564,055.66-1,042,338.36

Finding the Fourth Proportional to 1,857,804.60, 2,564,055.66 and 1,042,338.36

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Solution

The fourth proportional to 1,857,804.60, 2,564,055.66 and 1,042,338.36 is: 1,438,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,804.60 : 2,564,055.66 = 1,042,338.36 : x
  2. Step 2: Convert to fraction form
    1,857,804.60/2,564,055.66 = 1,042,338.36/x
  3. Step 3: Cross multiply
    1,857,804.60x = 2,564,055.66 × 1,042,338.36
  4. Step 4: Simplify right side
    1,857,804.60x = 2,672,613,571,593.12
  5. Step 5: Solve for x
    x = 2,672,613,571,593.12/1,857,804.60
  6. Step 6: Final answer
    x = 1,438,587.01

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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.