Home / 1,937,830.23-2,671,434-1,363,086.63

Finding the Fourth Proportional to 1,937,830.23, 2,671,434 and 1,363,086.63

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Solution

The fourth proportional to 1,937,830.23, 2,671,434 and 1,363,086.63 is: 1,879,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,830.23 : 2,671,434 = 1,363,086.63 : x
  2. Step 2: Convert to fraction form
    1,937,830.23/2,671,434 = 1,363,086.63/x
  3. Step 3: Cross multiply
    1,937,830.23x = 2,671,434 × 1,363,086.63
  4. Step 4: Simplify right side
    1,937,830.23x = 3,641,395,968,327.42
  5. Step 5: Solve for x
    x = 3,641,395,968,327.42/1,937,830.23
  6. Step 6: Final answer
    x = 1,879,109.90

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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.