Home / 1,433,981.40-2,152,008.90-802,224.60

Finding the Fourth Proportional to 1,433,981.40, 2,152,008.90 and 802,224.60

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Solution

The fourth proportional to 1,433,981.40, 2,152,008.90 and 802,224.60 is: 1,203,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,981.40 : 2,152,008.90 = 802,224.60 : x
  2. Step 2: Convert to fraction form
    1,433,981.40/2,152,008.90 = 802,224.60/x
  3. Step 3: Cross multiply
    1,433,981.40x = 2,152,008.90 × 802,224.60
  4. Step 4: Simplify right side
    1,433,981.40x = 1,726,394,478,998.94
  5. Step 5: Solve for x
    x = 1,726,394,478,998.94/1,433,981.40
  6. Step 6: Final answer
    x = 1,203,916.93

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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.