Home / 1,402,214.20-2,103,321.30-898,329.40

Finding the Fourth Proportional to 1,402,214.20, 2,103,321.30 and 898,329.40

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Solution

The fourth proportional to 1,402,214.20, 2,103,321.30 and 898,329.40 is: 1,347,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,214.20 : 2,103,321.30 = 898,329.40 : x
  2. Step 2: Convert to fraction form
    1,402,214.20/2,103,321.30 = 898,329.40/x
  3. Step 3: Cross multiply
    1,402,214.20x = 2,103,321.30 × 898,329.40
  4. Step 4: Simplify right side
    1,402,214.20x = 1,889,475,361,436.22
  5. Step 5: Solve for x
    x = 1,889,475,361,436.22/1,402,214.20
  6. Step 6: Final answer
    x = 1,347,494.10

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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.