Home / 1,037,216.34-1,430,407.35-711,003.42

Finding the Fourth Proportional to 1,037,216.34, 1,430,407.35 and 711,003.42

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Solution

The fourth proportional to 1,037,216.34, 1,430,407.35 and 711,003.42 is: 980,532.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,216.34 : 1,430,407.35 = 711,003.42 : x
  2. Step 2: Convert to fraction form
    1,037,216.34/1,430,407.35 = 711,003.42/x
  3. Step 3: Cross multiply
    1,037,216.34x = 1,430,407.35 × 711,003.42
  4. Step 4: Simplify right side
    1,037,216.34x = 1,017,024,517,843.14
  5. Step 5: Solve for x
    x = 1,017,024,517,843.14/1,037,216.34
  6. Step 6: Final answer
    x = 980,532.68

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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.