Home / 1,020,097.35-1,407,734.32-561,202.06

Finding the Fourth Proportional to 1,020,097.35, 1,407,734.32 and 561,202.06

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Solution

The fourth proportional to 1,020,097.35, 1,407,734.32 and 561,202.06 is: 774,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,097.35 : 1,407,734.32 = 561,202.06 : x
  2. Step 2: Convert to fraction form
    1,020,097.35/1,407,734.32 = 561,202.06/x
  3. Step 3: Cross multiply
    1,020,097.35x = 1,407,734.32 × 561,202.06
  4. Step 4: Simplify right side
    1,020,097.35x = 790,023,400,316.70
  5. Step 5: Solve for x
    x = 790,023,400,316.70/1,020,097.35
  6. Step 6: Final answer
    x = 774,458.83

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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.