Home / 1,365,007.08-1,884,313.70-881,807.72

Finding the Fourth Proportional to 1,365,007.08, 1,884,313.70 and 881,807.72

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Solution

The fourth proportional to 1,365,007.08, 1,884,313.70 and 881,807.72 is: 1,217,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,007.08 : 1,884,313.70 = 881,807.72 : x
  2. Step 2: Convert to fraction form
    1,365,007.08/1,884,313.70 = 881,807.72/x
  3. Step 3: Cross multiply
    1,365,007.08x = 1,884,313.70 × 881,807.72
  4. Step 4: Simplify right side
    1,365,007.08x = 1,661,602,367,561.76
  5. Step 5: Solve for x
    x = 1,661,602,367,561.76/1,365,007.08
  6. Step 6: Final answer
    x = 1,217,284.80

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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.