Home / 4,200,291-6,300,436.59-1,208,475

Finding the Fourth Proportional to 4,200,291, 6,300,436.59 and 1,208,475

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Solution

The fourth proportional to 4,200,291, 6,300,436.59 and 1,208,475 is: 1,812,712.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,291 : 6,300,436.59 = 1,208,475 : x
  2. Step 2: Convert to fraction form
    4,200,291/6,300,436.59 = 1,208,475/x
  3. Step 3: Cross multiply
    4,200,291x = 6,300,436.59 × 1,208,475
  4. Step 4: Simplify right side
    4,200,291x = 7,613,920,108,100.25
  5. Step 5: Solve for x
    x = 7,613,920,108,100.25/4,200,291
  6. Step 6: Final answer
    x = 1,812,712.53

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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.