Home / 1,922,210.10-2,881,346.85-1,123,080.30

Finding the Fourth Proportional to 1,922,210.10, 2,881,346.85 and 1,123,080.30

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Solution

The fourth proportional to 1,922,210.10, 2,881,346.85 and 1,123,080.30 is: 1,683,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,210.10 : 2,881,346.85 = 1,123,080.30 : x
  2. Step 2: Convert to fraction form
    1,922,210.10/2,881,346.85 = 1,123,080.30/x
  3. Step 3: Cross multiply
    1,922,210.10x = 2,881,346.85 × 1,123,080.30
  4. Step 4: Simplify right side
    1,922,210.10x = 3,235,983,884,702.06
  5. Step 5: Solve for x
    x = 3,235,983,884,702.06/1,922,210.10
  6. Step 6: Final answer
    x = 1,683,470.44

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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.