Home / 1,537,731.20-2,308,346.40-907,000.40

Finding the Fourth Proportional to 1,537,731.20, 2,308,346.40 and 907,000.40

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Solution

The fourth proportional to 1,537,731.20, 2,308,346.40 and 907,000.40 is: 1,361,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,731.20 : 2,308,346.40 = 907,000.40 : x
  2. Step 2: Convert to fraction form
    1,537,731.20/2,308,346.40 = 907,000.40/x
  3. Step 3: Cross multiply
    1,537,731.20x = 2,308,346.40 × 907,000.40
  4. Step 4: Simplify right side
    1,537,731.20x = 2,093,671,108,138.56
  5. Step 5: Solve for x
    x = 2,093,671,108,138.56/1,537,731.20
  6. Step 6: Final answer
    x = 1,361,532.57

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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.