Home / 2,709,784.94-4,064,679.16-688,180.46

Finding the Fourth Proportional to 2,709,784.94, 4,064,679.16 and 688,180.46

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Solution

The fourth proportional to 2,709,784.94, 4,064,679.16 and 688,180.46 is: 1,032,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,784.94 : 4,064,679.16 = 688,180.46 : x
  2. Step 2: Convert to fraction form
    2,709,784.94/4,064,679.16 = 688,180.46/x
  3. Step 3: Cross multiply
    2,709,784.94x = 4,064,679.16 × 688,180.46
  4. Step 4: Simplify right side
    2,709,784.94x = 2,797,232,774,081.21
  5. Step 5: Solve for x
    x = 2,797,232,774,081.21/2,709,784.94
  6. Step 6: Final answer
    x = 1,032,271.13

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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.