Home / 1,023,827.96-1,535,742.62-424,628.23

Finding the Fourth Proportional to 1,023,827.96, 1,535,742.62 and 424,628.23

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Solution

The fourth proportional to 1,023,827.96, 1,535,742.62 and 424,628.23 is: 636,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,827.96 : 1,535,742.62 = 424,628.23 : x
  2. Step 2: Convert to fraction form
    1,023,827.96/1,535,742.62 = 424,628.23/x
  3. Step 3: Cross multiply
    1,023,827.96x = 1,535,742.62 × 424,628.23
  4. Step 4: Simplify right side
    1,023,827.96x = 652,119,660,664.31
  5. Step 5: Solve for x
    x = 652,119,660,664.31/1,023,827.96
  6. Step 6: Final answer
    x = 636,942.62

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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.