Home / 1,154,172.36-1,592,695.26-644,776.32

Finding the Fourth Proportional to 1,154,172.36, 1,592,695.26 and 644,776.32

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Solution

The fourth proportional to 1,154,172.36, 1,592,695.26 and 644,776.32 is: 889,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,172.36 : 1,592,695.26 = 644,776.32 : x
  2. Step 2: Convert to fraction form
    1,154,172.36/1,592,695.26 = 644,776.32/x
  3. Step 3: Cross multiply
    1,154,172.36x = 1,592,695.26 × 644,776.32
  4. Step 4: Simplify right side
    1,154,172.36x = 1,026,932,188,624.24
  5. Step 5: Solve for x
    x = 1,026,932,188,624.24/1,154,172.36
  6. Step 6: Final answer
    x = 889,756.35

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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.