Home / 845,341.03-1,165,890.40-743,147.98

Finding the Fourth Proportional to 845,341.03, 1,165,890.40 and 743,147.98

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Solution

The fourth proportional to 845,341.03, 1,165,890.40 and 743,147.98 is: 1,024,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,341.03 : 1,165,890.40 = 743,147.98 : x
  2. Step 2: Convert to fraction form
    845,341.03/1,165,890.40 = 743,147.98/x
  3. Step 3: Cross multiply
    845,341.03x = 1,165,890.40 × 743,147.98
  4. Step 4: Simplify right side
    845,341.03x = 866,429,095,661.39
  5. Step 5: Solve for x
    x = 866,429,095,661.39/845,341.03
  6. Step 6: Final answer
    x = 1,024,946.22

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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.