Home / 1,852,214.40-2,781,172.80-1,012,406.40

Finding the Fourth Proportional to 1,852,214.40, 2,781,172.80 and 1,012,406.40

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Solution

The fourth proportional to 1,852,214.40, 2,781,172.80 and 1,012,406.40 is: 1,520,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,214.40 : 2,781,172.80 = 1,012,406.40 : x
  2. Step 2: Convert to fraction form
    1,852,214.40/2,781,172.80 = 1,012,406.40/x
  3. Step 3: Cross multiply
    1,852,214.40x = 2,781,172.80 × 1,012,406.40
  4. Step 4: Simplify right side
    1,852,214.40x = 2,815,677,142,225.92
  5. Step 5: Solve for x
    x = 2,815,677,142,225.92/1,852,214.40
  6. Step 6: Final answer
    x = 1,520,168.04

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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.