Home / 1,482,941.40-2,224,412.10-685,779.90

Finding the Fourth Proportional to 1,482,941.40, 2,224,412.10 and 685,779.90

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Solution

The fourth proportional to 1,482,941.40, 2,224,412.10 and 685,779.90 is: 1,028,669.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,941.40 : 2,224,412.10 = 685,779.90 : x
  2. Step 2: Convert to fraction form
    1,482,941.40/2,224,412.10 = 685,779.90/x
  3. Step 3: Cross multiply
    1,482,941.40x = 2,224,412.10 × 685,779.90
  4. Step 4: Simplify right side
    1,482,941.40x = 1,525,457,107,496.79
  5. Step 5: Solve for x
    x = 1,525,457,107,496.79/1,482,941.40
  6. Step 6: Final answer
    x = 1,028,669.85

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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.