Home / 1,661,703.68-2,492,555.54-525,264.16

Finding the Fourth Proportional to 1,661,703.68, 2,492,555.54 and 525,264.16

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Solution

The fourth proportional to 1,661,703.68, 2,492,555.54 and 525,264.16 is: 787,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,703.68 : 2,492,555.54 = 525,264.16 : x
  2. Step 2: Convert to fraction form
    1,661,703.68/2,492,555.54 = 525,264.16/x
  3. Step 3: Cross multiply
    1,661,703.68x = 2,492,555.54 × 525,264.16
  4. Step 4: Simplify right side
    1,661,703.68x = 1,309,250,091,971.45
  5. Step 5: Solve for x
    x = 1,309,250,091,971.45/1,661,703.68
  6. Step 6: Final answer
    x = 787,896.25

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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.