Home / 1,346,649.06-2,019,971.01-785,289.90

Finding the Fourth Proportional to 1,346,649.06, 2,019,971.01 and 785,289.90

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Solution

The fourth proportional to 1,346,649.06, 2,019,971.01 and 785,289.90 is: 1,177,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,649.06 : 2,019,971.01 = 785,289.90 : x
  2. Step 2: Convert to fraction form
    1,346,649.06/2,019,971.01 = 785,289.90/x
  3. Step 3: Cross multiply
    1,346,649.06x = 2,019,971.01 × 785,289.90
  4. Step 4: Simplify right side
    1,346,649.06x = 1,586,262,832,445.80
  5. Step 5: Solve for x
    x = 1,586,262,832,445.80/1,346,649.06
  6. Step 6: Final answer
    x = 1,177,933.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.