Home / 1,257,465.66-1,735,302.81-684,510.14

Finding the Fourth Proportional to 1,257,465.66, 1,735,302.81 and 684,510.14

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Solution

The fourth proportional to 1,257,465.66, 1,735,302.81 and 684,510.14 is: 944,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,465.66 : 1,735,302.81 = 684,510.14 : x
  2. Step 2: Convert to fraction form
    1,257,465.66/1,735,302.81 = 684,510.14/x
  3. Step 3: Cross multiply
    1,257,465.66x = 1,735,302.81 × 684,510.14
  4. Step 4: Simplify right side
    1,257,465.66x = 1,187,832,360,738.98
  5. Step 5: Solve for x
    x = 1,187,832,360,738.98/1,257,465.66
  6. Step 6: Final answer
    x = 944,624.09

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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.