Home / 1,365,838.60-1,884,807.87-753,978.22

Finding the Fourth Proportional to 1,365,838.60, 1,884,807.87 and 753,978.22

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Solution

The fourth proportional to 1,365,838.60, 1,884,807.87 and 753,978.22 is: 1,040,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,838.60 : 1,884,807.87 = 753,978.22 : x
  2. Step 2: Convert to fraction form
    1,365,838.60/1,884,807.87 = 753,978.22/x
  3. Step 3: Cross multiply
    1,365,838.60x = 1,884,807.87 × 753,978.22
  4. Step 4: Simplify right side
    1,365,838.60x = 1,421,104,085,927.20
  5. Step 5: Solve for x
    x = 1,421,104,085,927.20/1,365,838.60
  6. Step 6: Final answer
    x = 1,040,462.68

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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.