Home / 1,793,982.40-2,475,682.32-978,200.08

Finding the Fourth Proportional to 1,793,982.40, 2,475,682.32 and 978,200.08

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Solution

The fourth proportional to 1,793,982.40, 2,475,682.32 and 978,200.08 is: 1,349,908.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,982.40 : 2,475,682.32 = 978,200.08 : x
  2. Step 2: Convert to fraction form
    1,793,982.40/2,475,682.32 = 978,200.08/x
  3. Step 3: Cross multiply
    1,793,982.40x = 2,475,682.32 × 978,200.08
  4. Step 4: Simplify right side
    1,793,982.40x = 2,421,712,643,478.59
  5. Step 5: Solve for x
    x = 2,421,712,643,478.59/1,793,982.40
  6. Step 6: Final answer
    x = 1,349,908.81

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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.