Home / 1,014,801.68-1,400,426.88-555,932.86

Finding the Fourth Proportional to 1,014,801.68, 1,400,426.88 and 555,932.86

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Solution

The fourth proportional to 1,014,801.68, 1,400,426.88 and 555,932.86 is: 767,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,801.68 : 1,400,426.88 = 555,932.86 : x
  2. Step 2: Convert to fraction form
    1,014,801.68/1,400,426.88 = 555,932.86/x
  3. Step 3: Cross multiply
    1,014,801.68x = 1,400,426.88 × 555,932.86
  4. Step 4: Simplify right side
    1,014,801.68x = 778,543,316,973.04
  5. Step 5: Solve for x
    x = 778,543,316,973.04/1,014,801.68
  6. Step 6: Final answer
    x = 767,187.65

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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.