Home / 1,899,466.46-2,621,023.56-1,513,261.40

Finding the Fourth Proportional to 1,899,466.46, 2,621,023.56 and 1,513,261.40

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Solution

The fourth proportional to 1,899,466.46, 2,621,023.56 and 1,513,261.40 is: 2,088,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,466.46 : 2,621,023.56 = 1,513,261.40 : x
  2. Step 2: Convert to fraction form
    1,899,466.46/2,621,023.56 = 1,513,261.40/x
  3. Step 3: Cross multiply
    1,899,466.46x = 2,621,023.56 × 1,513,261.40
  4. Step 4: Simplify right side
    1,899,466.46x = 3,966,293,781,838.58
  5. Step 5: Solve for x
    x = 3,966,293,781,838.58/1,899,466.46
  6. Step 6: Final answer
    x = 2,088,109.41

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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.