Home / 1,337,210.88-2,005,881.12-438,573.12

Finding the Fourth Proportional to 1,337,210.88, 2,005,881.12 and 438,573.12

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Solution

The fourth proportional to 1,337,210.88, 2,005,881.12 and 438,573.12 is: 657,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,210.88 : 2,005,881.12 = 438,573.12 : x
  2. Step 2: Convert to fraction form
    1,337,210.88/2,005,881.12 = 438,573.12/x
  3. Step 3: Cross multiply
    1,337,210.88x = 2,005,881.12 × 438,573.12
  4. Step 4: Simplify right side
    1,337,210.88x = 879,725,541,147.49
  5. Step 5: Solve for x
    x = 879,725,541,147.49/1,337,210.88
  6. Step 6: Final answer
    x = 657,880.93

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Double scale
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1.5x scale

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.