Home / 1,457,262.46-2,011,018.23-812,683.34

Finding the Fourth Proportional to 1,457,262.46, 2,011,018.23 and 812,683.34

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Solution

The fourth proportional to 1,457,262.46, 2,011,018.23 and 812,683.34 is: 1,121,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,262.46 : 2,011,018.23 = 812,683.34 : x
  2. Step 2: Convert to fraction form
    1,457,262.46/2,011,018.23 = 812,683.34/x
  3. Step 3: Cross multiply
    1,457,262.46x = 2,011,018.23 × 812,683.34
  4. Step 4: Simplify right side
    1,457,262.46x = 1,634,321,011,957.29
  5. Step 5: Solve for x
    x = 1,634,321,011,957.29/1,457,262.46
  6. Step 6: Final answer
    x = 1,121,500.80

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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.