Home / 1,123,021.32-1,684,347.43-403,214.01

Finding the Fourth Proportional to 1,123,021.32, 1,684,347.43 and 403,214.01

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Solution

The fourth proportional to 1,123,021.32, 1,684,347.43 and 403,214.01 is: 604,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,021.32 : 1,684,347.43 = 403,214.01 : x
  2. Step 2: Convert to fraction form
    1,123,021.32/1,684,347.43 = 403,214.01/x
  3. Step 3: Cross multiply
    1,123,021.32x = 1,684,347.43 × 403,214.01
  4. Step 4: Simplify right side
    1,123,021.32x = 679,152,481,483.49
  5. Step 5: Solve for x
    x = 679,152,481,483.49/1,123,021.32
  6. Step 6: Final answer
    x = 604,754.75

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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.