Home / 1,240,567.76-1,860,540.60-907,530.32

Finding the Fourth Proportional to 1,240,567.76, 1,860,540.60 and 907,530.32

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Solution

The fourth proportional to 1,240,567.76, 1,860,540.60 and 907,530.32 is: 1,361,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,567.76 : 1,860,540.60 = 907,530.32 : x
  2. Step 2: Convert to fraction form
    1,240,567.76/1,860,540.60 = 907,530.32/x
  3. Step 3: Cross multiply
    1,240,567.76x = 1,860,540.60 × 907,530.32
  4. Step 4: Simplify right side
    1,240,567.76x = 1,688,497,006,090.99
  5. Step 5: Solve for x
    x = 1,688,497,006,090.99/1,240,567.76
  6. Step 6: Final answer
    x = 1,361,067.94

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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.