Home / 1,917,025-2,645,494.50-1,069,153

Finding the Fourth Proportional to 1,917,025, 2,645,494.50 and 1,069,153

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Solution

The fourth proportional to 1,917,025, 2,645,494.50 and 1,069,153 is: 1,475,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,025 : 2,645,494.50 = 1,069,153 : x
  2. Step 2: Convert to fraction form
    1,917,025/2,645,494.50 = 1,069,153/x
  3. Step 3: Cross multiply
    1,917,025x = 2,645,494.50 × 1,069,153
  4. Step 4: Simplify right side
    1,917,025x = 2,828,438,381,158.50
  5. Step 5: Solve for x
    x = 2,828,438,381,158.50/1,917,025
  6. Step 6: Final answer
    x = 1,475,431.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.