Home / 1,039,316.66-1,423,840.12-1,000,459.04

Finding the Fourth Proportional to 1,039,316.66, 1,423,840.12 and 1,000,459.04

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Solution

The fourth proportional to 1,039,316.66, 1,423,840.12 and 1,000,459.04 is: 1,370,606.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,316.66 : 1,423,840.12 = 1,000,459.04 : x
  2. Step 2: Convert to fraction form
    1,039,316.66/1,423,840.12 = 1,000,459.04/x
  3. Step 3: Cross multiply
    1,039,316.66x = 1,423,840.12 × 1,000,459.04
  4. Step 4: Simplify right side
    1,039,316.66x = 1,424,493,722,583.92
  5. Step 5: Solve for x
    x = 1,424,493,722,583.92/1,039,316.66
  6. Step 6: Final answer
    x = 1,370,606.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.