Home / 1,222,337.81-1,833,541.39-323,779.62

Finding the Fourth Proportional to 1,222,337.81, 1,833,541.39 and 323,779.62

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Solution

The fourth proportional to 1,222,337.81, 1,833,541.39 and 323,779.62 is: 485,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,337.81 : 1,833,541.39 = 323,779.62 : x
  2. Step 2: Convert to fraction form
    1,222,337.81/1,833,541.39 = 323,779.62/x
  3. Step 3: Cross multiply
    1,222,337.81x = 1,833,541.39 × 323,779.62
  4. Step 4: Simplify right side
    1,222,337.81x = 593,663,341,788.98
  5. Step 5: Solve for x
    x = 593,663,341,788.98/1,222,337.81
  6. Step 6: Final answer
    x = 485,678.62

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1.5x scale

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.