Home / 1,209,312.48-1,814,669.64-610,320.45

Finding the Fourth Proportional to 1,209,312.48, 1,814,669.64 and 610,320.45

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Solution

The fourth proportional to 1,209,312.48, 1,814,669.64 and 610,320.45 is: 915,834.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,312.48 : 1,814,669.64 = 610,320.45 : x
  2. Step 2: Convert to fraction form
    1,209,312.48/1,814,669.64 = 610,320.45/x
  3. Step 3: Cross multiply
    1,209,312.48x = 1,814,669.64 × 610,320.45
  4. Step 4: Simplify right side
    1,209,312.48x = 1,107,529,991,286.14
  5. Step 5: Solve for x
    x = 1,107,529,991,286.14/1,209,312.48
  6. Step 6: Final answer
    x = 915,834.42

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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.