Home / 2,709,830.43-4,064,747.27-688,225.95

Finding the Fourth Proportional to 2,709,830.43, 4,064,747.27 and 688,225.95

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Solution

The fourth proportional to 2,709,830.43, 4,064,747.27 and 688,225.95 is: 1,032,339.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,830.43 : 4,064,747.27 = 688,225.95 : x
  2. Step 2: Convert to fraction form
    2,709,830.43/4,064,747.27 = 688,225.95/x
  3. Step 3: Cross multiply
    2,709,830.43x = 4,064,747.27 × 688,225.95
  4. Step 4: Simplify right side
    2,709,830.43x = 2,797,464,547,964.53
  5. Step 5: Solve for x
    x = 2,797,464,547,964.53/2,709,830.43
  6. Step 6: Final answer
    x = 1,032,339.34

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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.