Home / 1,026,534.96-1,539,776.52-278,561.52

Finding the Fourth Proportional to 1,026,534.96, 1,539,776.52 and 278,561.52

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Solution

The fourth proportional to 1,026,534.96, 1,539,776.52 and 278,561.52 is: 417,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,534.96 : 1,539,776.52 = 278,561.52 : x
  2. Step 2: Convert to fraction form
    1,026,534.96/1,539,776.52 = 278,561.52/x
  3. Step 3: Cross multiply
    1,026,534.96x = 1,539,776.52 × 278,561.52
  4. Step 4: Simplify right side
    1,026,534.96x = 428,922,487,871.51
  5. Step 5: Solve for x
    x = 428,922,487,871.51/1,026,534.96
  6. Step 6: Final answer
    x = 417,835.25

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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.