Home / 1,210,665.84-1,669,918.64-757,169.52

Finding the Fourth Proportional to 1,210,665.84, 1,669,918.64 and 757,169.52

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Solution

The fourth proportional to 1,210,665.84, 1,669,918.64 and 757,169.52 is: 1,044,393.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,665.84 : 1,669,918.64 = 757,169.52 : x
  2. Step 2: Convert to fraction form
    1,210,665.84/1,669,918.64 = 757,169.52/x
  3. Step 3: Cross multiply
    1,210,665.84x = 1,669,918.64 × 757,169.52
  4. Step 4: Simplify right side
    1,210,665.84x = 1,264,411,495,087.85
  5. Step 5: Solve for x
    x = 1,264,411,495,087.85/1,210,665.84
  6. Step 6: Final answer
    x = 1,044,393.47

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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.