Home / 1,223,569.45-1,835,354.18-424,931.73

Finding the Fourth Proportional to 1,223,569.45, 1,835,354.18 and 424,931.73

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Solution

The fourth proportional to 1,223,569.45, 1,835,354.18 and 424,931.73 is: 637,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,569.45 : 1,835,354.18 = 424,931.73 : x
  2. Step 2: Convert to fraction form
    1,223,569.45/1,835,354.18 = 424,931.73/x
  3. Step 3: Cross multiply
    1,223,569.45x = 1,835,354.18 × 424,931.73
  4. Step 4: Simplify right side
    1,223,569.45x = 779,900,215,568.70
  5. Step 5: Solve for x
    x = 779,900,215,568.70/1,223,569.45
  6. Step 6: Final answer
    x = 637,397.59

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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.