Home / 1,640,918.84-2,461,384.09-503,681.11

Finding the Fourth Proportional to 1,640,918.84, 2,461,384.09 and 503,681.11

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Solution

The fourth proportional to 1,640,918.84, 2,461,384.09 and 503,681.11 is: 755,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,918.84 : 2,461,384.09 = 503,681.11 : x
  2. Step 2: Convert to fraction form
    1,640,918.84/2,461,384.09 = 503,681.11/x
  3. Step 3: Cross multiply
    1,640,918.84x = 2,461,384.09 × 503,681.11
  4. Step 4: Simplify right side
    1,640,918.84x = 1,239,752,672,405.07
  5. Step 5: Solve for x
    x = 1,239,752,672,405.07/1,640,918.84
  6. Step 6: Final answer
    x = 755,523.46

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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.