Home / 1,939,967.48-2,677,155.86-1,124,643.80

Finding the Fourth Proportional to 1,939,967.48, 2,677,155.86 and 1,124,643.80

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Solution

The fourth proportional to 1,939,967.48, 2,677,155.86 and 1,124,643.80 is: 1,552,008.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,967.48 : 2,677,155.86 = 1,124,643.80 : x
  2. Step 2: Convert to fraction form
    1,939,967.48/2,677,155.86 = 1,124,643.80/x
  3. Step 3: Cross multiply
    1,939,967.48x = 2,677,155.86 × 1,124,643.80
  4. Step 4: Simplify right side
    1,939,967.48x = 3,010,846,730,865.11
  5. Step 5: Solve for x
    x = 3,010,846,730,865.11/1,939,967.48
  6. Step 6: Final answer
    x = 1,552,008.86

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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.