Home / 1,153,817.42-1,592,267.96-644,519.79

Finding the Fourth Proportional to 1,153,817.42, 1,592,267.96 and 644,519.79

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Solution

The fourth proportional to 1,153,817.42, 1,592,267.96 and 644,519.79 is: 889,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,817.42 : 1,592,267.96 = 644,519.79 : x
  2. Step 2: Convert to fraction form
    1,153,817.42/1,592,267.96 = 644,519.79/x
  3. Step 3: Cross multiply
    1,153,817.42x = 1,592,267.96 × 644,519.79
  4. Step 4: Simplify right side
    1,153,817.42x = 1,026,248,207,980.33
  5. Step 5: Solve for x
    x = 1,026,248,207,980.33/1,153,817.42
  6. Step 6: Final answer
    x = 889,437.27

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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.