Home / 1,257,277.64-1,735,041.81-684,316.44

Finding the Fourth Proportional to 1,257,277.64, 1,735,041.81 and 684,316.44

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Solution

The fourth proportional to 1,257,277.64, 1,735,041.81 and 684,316.44 is: 944,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,277.64 : 1,735,041.81 = 684,316.44 : x
  2. Step 2: Convert to fraction form
    1,257,277.64/1,735,041.81 = 684,316.44/x
  3. Step 3: Cross multiply
    1,257,277.64x = 1,735,041.81 × 684,316.44
  4. Step 4: Simplify right side
    1,257,277.64x = 1,187,317,634,670.36
  5. Step 5: Solve for x
    x = 1,187,317,634,670.36/1,257,277.64
  6. Step 6: Final answer
    x = 944,355.97

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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.