Home / 1,346,140.61-1,860,093.21-1,023,290.20

Finding the Fourth Proportional to 1,346,140.61, 1,860,093.21 and 1,023,290.20

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Solution

The fourth proportional to 1,346,140.61, 1,860,093.21 and 1,023,290.20 is: 1,413,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,140.61 : 1,860,093.21 = 1,023,290.20 : x
  2. Step 2: Convert to fraction form
    1,346,140.61/1,860,093.21 = 1,023,290.20/x
  3. Step 3: Cross multiply
    1,346,140.61x = 1,860,093.21 × 1,023,290.20
  4. Step 4: Simplify right side
    1,346,140.61x = 1,903,415,152,879.54
  5. Step 5: Solve for x
    x = 1,903,415,152,879.54/1,346,140.61
  6. Step 6: Final answer
    x = 1,413,979.45

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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.