Home / 1,661,516.90-2,490,853.64-637,581.98

Finding the Fourth Proportional to 1,661,516.90, 2,490,853.64 and 637,581.98

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Solution

The fourth proportional to 1,661,516.90, 2,490,853.64 and 637,581.98 is: 955,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,516.90 : 2,490,853.64 = 637,581.98 : x
  2. Step 2: Convert to fraction form
    1,661,516.90/2,490,853.64 = 637,581.98/x
  3. Step 3: Cross multiply
    1,661,516.90x = 2,490,853.64 × 637,581.98
  4. Step 4: Simplify right side
    1,661,516.90x = 1,588,123,395,681.41
  5. Step 5: Solve for x
    x = 1,588,123,395,681.41/1,661,516.90
  6. Step 6: Final answer
    x = 955,827.41

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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.