Home / 1,457,772.32-2,011,775.76-845,878.88

Finding the Fourth Proportional to 1,457,772.32, 2,011,775.76 and 845,878.88

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Solution

The fourth proportional to 1,457,772.32, 2,011,775.76 and 845,878.88 is: 1,167,341.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,772.32 : 2,011,775.76 = 845,878.88 : x
  2. Step 2: Convert to fraction form
    1,457,772.32/2,011,775.76 = 845,878.88/x
  3. Step 3: Cross multiply
    1,457,772.32x = 2,011,775.76 × 845,878.88
  4. Step 4: Simplify right side
    1,457,772.32x = 1,701,718,626,679.95
  5. Step 5: Solve for x
    x = 1,701,718,626,679.95/1,457,772.32
  6. Step 6: Final answer
    x = 1,167,341.84

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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.