Home / 1,137,562.56-1,569,826.71-628,254

Finding the Fourth Proportional to 1,137,562.56, 1,569,826.71 and 628,254

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Solution

The fourth proportional to 1,137,562.56, 1,569,826.71 and 628,254 is: 866,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,562.56 : 1,569,826.71 = 628,254 : x
  2. Step 2: Convert to fraction form
    1,137,562.56/1,569,826.71 = 628,254/x
  3. Step 3: Cross multiply
    1,137,562.56x = 1,569,826.71 × 628,254
  4. Step 4: Simplify right side
    1,137,562.56x = 986,249,909,864.34
  5. Step 5: Solve for x
    x = 986,249,909,864.34/1,137,562.56
  6. Step 6: Final answer
    x = 866,985.21

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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.