Home / 1,152,218.95-1,590,053.56-635,972.74

Finding the Fourth Proportional to 1,152,218.95, 1,590,053.56 and 635,972.74

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Solution

The fourth proportional to 1,152,218.95, 1,590,053.56 and 635,972.74 is: 877,637.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,218.95 : 1,590,053.56 = 635,972.74 : x
  2. Step 2: Convert to fraction form
    1,152,218.95/1,590,053.56 = 635,972.74/x
  3. Step 3: Cross multiply
    1,152,218.95x = 1,590,053.56 × 635,972.74
  4. Step 4: Simplify right side
    1,152,218.95x = 1,011,230,713,734.89
  5. Step 5: Solve for x
    x = 1,011,230,713,734.89/1,152,218.95
  6. Step 6: Final answer
    x = 877,637.64

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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.