Home / 919,881.90-1,377,198.45-565,587.90

Finding the Fourth Proportional to 919,881.90, 1,377,198.45 and 565,587.90

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Solution

The fourth proportional to 919,881.90, 1,377,198.45 and 565,587.90 is: 846,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,881.90 : 1,377,198.45 = 565,587.90 : x
  2. Step 2: Convert to fraction form
    919,881.90/1,377,198.45 = 565,587.90/x
  3. Step 3: Cross multiply
    919,881.90x = 1,377,198.45 × 565,587.90
  4. Step 4: Simplify right side
    919,881.90x = 778,926,779,218.76
  5. Step 5: Solve for x
    x = 778,926,779,218.76/919,881.90
  6. Step 6: Final answer
    x = 846,768.24

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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.