Home / 1,323,000.70-1,984,501.05-481,443.10

Finding the Fourth Proportional to 1,323,000.70, 1,984,501.05 and 481,443.10

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Solution

The fourth proportional to 1,323,000.70, 1,984,501.05 and 481,443.10 is: 722,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,000.70 : 1,984,501.05 = 481,443.10 : x
  2. Step 2: Convert to fraction form
    1,323,000.70/1,984,501.05 = 481,443.10/x
  3. Step 3: Cross multiply
    1,323,000.70x = 1,984,501.05 × 481,443.10
  4. Step 4: Simplify right side
    1,323,000.70x = 955,424,337,465.26
  5. Step 5: Solve for x
    x = 955,424,337,465.26/1,323,000.70
  6. Step 6: Final answer
    x = 722,164.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.