Home / 985,718.43-1,360,032.93-577,601.15

Finding the Fourth Proportional to 985,718.43, 1,360,032.93 and 577,601.15

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Solution

The fourth proportional to 985,718.43, 1,360,032.93 and 577,601.15 is: 796,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,718.43 : 1,360,032.93 = 577,601.15 : x
  2. Step 2: Convert to fraction form
    985,718.43/1,360,032.93 = 577,601.15/x
  3. Step 3: Cross multiply
    985,718.43x = 1,360,032.93 × 577,601.15
  4. Step 4: Simplify right side
    985,718.43x = 785,556,577,605.71
  5. Step 5: Solve for x
    x = 785,556,577,605.71/985,718.43
  6. Step 6: Final answer
    x = 796,938.10

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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.