Home / 1,186,466.52-1,636,011.86-756,064.92

Finding the Fourth Proportional to 1,186,466.52, 1,636,011.86 and 756,064.92

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Solution

The fourth proportional to 1,186,466.52, 1,636,011.86 and 756,064.92 is: 1,042,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,466.52 : 1,636,011.86 = 756,064.92 : x
  2. Step 2: Convert to fraction form
    1,186,466.52/1,636,011.86 = 756,064.92/x
  3. Step 3: Cross multiply
    1,186,466.52x = 1,636,011.86 × 756,064.92
  4. Step 4: Simplify right side
    1,186,466.52x = 1,236,931,176,049.95
  5. Step 5: Solve for x
    x = 1,236,931,176,049.95/1,186,466.52
  6. Step 6: Final answer
    x = 1,042,533.57

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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.