Home / 1,127,528.60-1,695,440.10-945,051.80

Finding the Fourth Proportional to 1,127,528.60, 1,695,440.10 and 945,051.80

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Solution

The fourth proportional to 1,127,528.60, 1,695,440.10 and 945,051.80 is: 1,421,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,528.60 : 1,695,440.10 = 945,051.80 : x
  2. Step 2: Convert to fraction form
    1,127,528.60/1,695,440.10 = 945,051.80/x
  3. Step 3: Cross multiply
    1,127,528.60x = 1,695,440.10 × 945,051.80
  4. Step 4: Simplify right side
    1,127,528.60x = 1,602,278,718,297.18
  5. Step 5: Solve for x
    x = 1,602,278,718,297.18/1,127,528.60
  6. Step 6: Final answer
    x = 1,421,053.73

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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.