Home / 1,763,401.60-2,645,102.40-1,125,672.40

Finding the Fourth Proportional to 1,763,401.60, 2,645,102.40 and 1,125,672.40

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Solution

The fourth proportional to 1,763,401.60, 2,645,102.40 and 1,125,672.40 is: 1,688,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,401.60 : 2,645,102.40 = 1,125,672.40 : x
  2. Step 2: Convert to fraction form
    1,763,401.60/2,645,102.40 = 1,125,672.40/x
  3. Step 3: Cross multiply
    1,763,401.60x = 2,645,102.40 × 1,125,672.40
  4. Step 4: Simplify right side
    1,763,401.60x = 2,977,518,766,853.76
  5. Step 5: Solve for x
    x = 2,977,518,766,853.76/1,763,401.60
  6. Step 6: Final answer
    x = 1,688,508.60

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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.