Home / 1,035,854.72-1,429,518.32-570,727.76

Finding the Fourth Proportional to 1,035,854.72, 1,429,518.32 and 570,727.76

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Solution

The fourth proportional to 1,035,854.72, 1,429,518.32 and 570,727.76 is: 787,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,854.72 : 1,429,518.32 = 570,727.76 : x
  2. Step 2: Convert to fraction form
    1,035,854.72/1,429,518.32 = 570,727.76/x
  3. Step 3: Cross multiply
    1,035,854.72x = 1,429,518.32 × 570,727.76
  4. Step 4: Simplify right side
    1,035,854.72x = 815,865,788,652.56
  5. Step 5: Solve for x
    x = 815,865,788,652.56/1,035,854.72
  6. Step 6: Final answer
    x = 787,625.69

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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.