Home / 1,457,832.67-2,011,803.53-813,252.35

Finding the Fourth Proportional to 1,457,832.67, 2,011,803.53 and 813,252.35

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Solution

The fourth proportional to 1,457,832.67, 2,011,803.53 and 813,252.35 is: 1,122,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,832.67 : 2,011,803.53 = 813,252.35 : x
  2. Step 2: Convert to fraction form
    1,457,832.67/2,011,803.53 = 813,252.35/x
  3. Step 3: Cross multiply
    1,457,832.67x = 2,011,803.53 × 813,252.35
  4. Step 4: Simplify right side
    1,457,832.67x = 1,636,103,954,048.59
  5. Step 5: Solve for x
    x = 1,636,103,954,048.59/1,457,832.67
  6. Step 6: Final answer
    x = 1,122,285.15

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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.