Home / 3,457,000.40-5,183,945.40-1,326,376.40

Finding the Fourth Proportional to 3,457,000.40, 5,183,945.40 and 1,326,376.40

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Solution

The fourth proportional to 3,457,000.40, 5,183,945.40 and 1,326,376.40 is: 1,988,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,000.40 : 5,183,945.40 = 1,326,376.40 : x
  2. Step 2: Convert to fraction form
    3,457,000.40/5,183,945.40 = 1,326,376.40/x
  3. Step 3: Cross multiply
    3,457,000.40x = 5,183,945.40 × 1,326,376.40
  4. Step 4: Simplify right side
    3,457,000.40x = 6,875,862,837,448.56
  5. Step 5: Solve for x
    x = 6,875,862,837,448.56/3,457,000.40
  6. Step 6: Final answer
    x = 1,988,967.90

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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.