Home / 1,152,219.95-1,590,054.94-635,973.74

Finding the Fourth Proportional to 1,152,219.95, 1,590,054.94 and 635,973.74

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Solution

The fourth proportional to 1,152,219.95, 1,590,054.94 and 635,973.74 is: 877,639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,219.95 : 1,590,054.94 = 635,973.74 : x
  2. Step 2: Convert to fraction form
    1,152,219.95/1,590,054.94 = 635,973.74/x
  3. Step 3: Cross multiply
    1,152,219.95x = 1,590,054.94 × 635,973.74
  4. Step 4: Simplify right side
    1,152,219.95x = 1,011,233,186,997.28
  5. Step 5: Solve for x
    x = 1,011,233,186,997.28/1,152,219.95
  6. Step 6: Final answer
    x = 877,639.02

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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.