Home / 1,457,913.14-2,011,921.00-813,333.33

Finding the Fourth Proportional to 1,457,913.14, 2,011,921.00 and 813,333.33

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Solution

The fourth proportional to 1,457,913.14, 2,011,921.00 and 813,333.33 is: 1,122,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,913.14 : 2,011,921.00 = 813,333.33 : x
  2. Step 2: Convert to fraction form
    1,457,913.14/2,011,921.00 = 813,333.33/x
  3. Step 3: Cross multiply
    1,457,913.14x = 2,011,921.00 × 813,333.33
  4. Step 4: Simplify right side
    1,457,913.14x = 1,636,362,402,560.26
  5. Step 5: Solve for x
    x = 1,636,362,402,560.26/1,457,913.14
  6. Step 6: Final answer
    x = 1,122,400.48

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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.