Home / 1,341,457.18-1,851,209.58-768,499.63

Finding the Fourth Proportional to 1,341,457.18, 1,851,209.58 and 768,499.63

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Solution

The fourth proportional to 1,341,457.18, 1,851,209.58 and 768,499.63 is: 1,060,528.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,457.18 : 1,851,209.58 = 768,499.63 : x
  2. Step 2: Convert to fraction form
    1,341,457.18/1,851,209.58 = 768,499.63/x
  3. Step 3: Cross multiply
    1,341,457.18x = 1,851,209.58 × 768,499.63
  4. Step 4: Simplify right side
    1,341,457.18x = 1,422,653,877,282.46
  5. Step 5: Solve for x
    x = 1,422,653,877,282.46/1,341,457.18
  6. Step 6: Final answer
    x = 1,060,528.73

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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.