Home / 1,434,794.51-1,980,105.96-790,214.52

Finding the Fourth Proportional to 1,434,794.51, 1,980,105.96 and 790,214.52

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Solution

The fourth proportional to 1,434,794.51, 1,980,105.96 and 790,214.52 is: 1,090,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,794.51 : 1,980,105.96 = 790,214.52 : x
  2. Step 2: Convert to fraction form
    1,434,794.51/1,980,105.96 = 790,214.52/x
  3. Step 3: Cross multiply
    1,434,794.51x = 1,980,105.96 × 790,214.52
  4. Step 4: Simplify right side
    1,434,794.51x = 1,564,708,480,730.54
  5. Step 5: Solve for x
    x = 1,564,708,480,730.54/1,434,794.51
  6. Step 6: Final answer
    x = 1,090,545.35

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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.