Home / 1,715,617.09-2,573,444.06-517,549.78

Finding the Fourth Proportional to 1,715,617.09, 2,573,444.06 and 517,549.78

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Solution

The fourth proportional to 1,715,617.09, 2,573,444.06 and 517,549.78 is: 776,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,617.09 : 2,573,444.06 = 517,549.78 : x
  2. Step 2: Convert to fraction form
    1,715,617.09/2,573,444.06 = 517,549.78/x
  3. Step 3: Cross multiply
    1,715,617.09x = 2,573,444.06 × 517,549.78
  4. Step 4: Simplify right side
    1,715,617.09x = 1,331,885,391,640.34
  5. Step 5: Solve for x
    x = 1,331,885,391,640.34/1,715,617.09
  6. Step 6: Final answer
    x = 776,330.22

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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.