Home / 1,577,039.40-2,365,300.26-439,878.96

Finding the Fourth Proportional to 1,577,039.40, 2,365,300.26 and 439,878.96

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Solution

The fourth proportional to 1,577,039.40, 2,365,300.26 and 439,878.96 is: 659,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,039.40 : 2,365,300.26 = 439,878.96 : x
  2. Step 2: Convert to fraction form
    1,577,039.40/2,365,300.26 = 439,878.96/x
  3. Step 3: Cross multiply
    1,577,039.40x = 2,365,300.26 × 439,878.96
  4. Step 4: Simplify right side
    1,577,039.40x = 1,040,445,818,456.53
  5. Step 5: Solve for x
    x = 1,040,445,818,456.53/1,577,039.40
  6. Step 6: Final answer
    x = 659,746.24

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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.