Home / 1,361,125.96-1,878,462.30-788,176.24

Finding the Fourth Proportional to 1,361,125.96, 1,878,462.30 and 788,176.24

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Solution

The fourth proportional to 1,361,125.96, 1,878,462.30 and 788,176.24 is: 1,087,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,125.96 : 1,878,462.30 = 788,176.24 : x
  2. Step 2: Convert to fraction form
    1,361,125.96/1,878,462.30 = 788,176.24/x
  3. Step 3: Cross multiply
    1,361,125.96x = 1,878,462.30 × 788,176.24
  4. Step 4: Simplify right side
    1,361,125.96x = 1,480,559,352,595.75
  5. Step 5: Solve for x
    x = 1,480,559,352,595.75/1,361,125.96
  6. Step 6: Final answer
    x = 1,087,746.03

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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.