Home / 1,347,967.23-2,020,952.10-637,164.69

Finding the Fourth Proportional to 1,347,967.23, 2,020,952.10 and 637,164.69

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Solution

The fourth proportional to 1,347,967.23, 2,020,952.10 and 637,164.69 is: 955,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,967.23 : 2,020,952.10 = 637,164.69 : x
  2. Step 2: Convert to fraction form
    1,347,967.23/2,020,952.10 = 637,164.69/x
  3. Step 3: Cross multiply
    1,347,967.23x = 2,020,952.10 × 637,164.69
  4. Step 4: Simplify right side
    1,347,967.23x = 1,287,679,318,301.35
  5. Step 5: Solve for x
    x = 1,287,679,318,301.35/1,347,967.23
  6. Step 6: Final answer
    x = 955,274.94

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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.