Home / 1,046,825.32-1,444,753.16-638,840.93

Finding the Fourth Proportional to 1,046,825.32, 1,444,753.16 and 638,840.93

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Solution

The fourth proportional to 1,046,825.32, 1,444,753.16 and 638,840.93 is: 881,682.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,825.32 : 1,444,753.16 = 638,840.93 : x
  2. Step 2: Convert to fraction form
    1,046,825.32/1,444,753.16 = 638,840.93/x
  3. Step 3: Cross multiply
    1,046,825.32x = 1,444,753.16 × 638,840.93
  4. Step 4: Simplify right side
    1,046,825.32x = 922,967,444,332.52
  5. Step 5: Solve for x
    x = 922,967,444,332.52/1,046,825.32
  6. Step 6: Final answer
    x = 881,682.39

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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.