Home / 1,143,889.40-1,714,718.73-544,689.74

Finding the Fourth Proportional to 1,143,889.40, 1,714,718.73 and 544,689.74

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Solution

The fourth proportional to 1,143,889.40, 1,714,718.73 and 544,689.74 is: 816,503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,889.40 : 1,714,718.73 = 544,689.74 : x
  2. Step 2: Convert to fraction form
    1,143,889.40/1,714,718.73 = 544,689.74/x
  3. Step 3: Cross multiply
    1,143,889.40x = 1,714,718.73 × 544,689.74
  4. Step 4: Simplify right side
    1,143,889.40x = 933,989,699,216.83
  5. Step 5: Solve for x
    x = 933,989,699,216.83/1,143,889.40
  6. Step 6: Final answer
    x = 816,503.50

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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.