Home / 1,903,742.76-2,627,140.50-1,087,937.10

Finding the Fourth Proportional to 1,903,742.76, 2,627,140.50 and 1,087,937.10

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Solution

The fourth proportional to 1,903,742.76, 2,627,140.50 and 1,087,937.10 is: 1,501,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,742.76 : 2,627,140.50 = 1,087,937.10 : x
  2. Step 2: Convert to fraction form
    1,903,742.76/2,627,140.50 = 1,087,937.10/x
  3. Step 3: Cross multiply
    1,903,742.76x = 2,627,140.50 × 1,087,937.10
  4. Step 4: Simplify right side
    1,903,742.76x = 2,858,163,616,862.55
  5. Step 5: Solve for x
    x = 2,858,163,616,862.55/1,903,742.76
  6. Step 6: Final answer
    x = 1,501,339.19

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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.