Home / 1,257,283.64-1,735,050.09-684,322.44

Finding the Fourth Proportional to 1,257,283.64, 1,735,050.09 and 684,322.44

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Solution

The fourth proportional to 1,257,283.64, 1,735,050.09 and 684,322.44 is: 944,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,283.64 : 1,735,050.09 = 684,322.44 : x
  2. Step 2: Convert to fraction form
    1,257,283.64/1,735,050.09 = 684,322.44/x
  3. Step 3: Cross multiply
    1,257,283.64x = 1,735,050.09 × 684,322.44
  4. Step 4: Simplify right side
    1,257,283.64x = 1,187,333,711,111.02
  5. Step 5: Solve for x
    x = 1,187,333,711,111.02/1,257,283.64
  6. Step 6: Final answer
    x = 944,364.25

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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.