Home / 1,458,483.26-2,012,703.66-813,865.01

Finding the Fourth Proportional to 1,458,483.26, 2,012,703.66 and 813,865.01

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Solution

The fourth proportional to 1,458,483.26, 2,012,703.66 and 813,865.01 is: 1,123,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,483.26 : 2,012,703.66 = 813,865.01 : x
  2. Step 2: Convert to fraction form
    1,458,483.26/2,012,703.66 = 813,865.01/x
  3. Step 3: Cross multiply
    1,458,483.26x = 2,012,703.66 × 813,865.01
  4. Step 4: Simplify right side
    1,458,483.26x = 1,638,069,074,309.42
  5. Step 5: Solve for x
    x = 1,638,069,074,309.42/1,458,483.26
  6. Step 6: Final answer
    x = 1,123,131.90

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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.