Home / 1,109,941.17-1,531,718.82-600,643.55

Finding the Fourth Proportional to 1,109,941.17, 1,531,718.82 and 600,643.55

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Solution

The fourth proportional to 1,109,941.17, 1,531,718.82 and 600,643.55 is: 828,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,941.17 : 1,531,718.82 = 600,643.55 : x
  2. Step 2: Convert to fraction form
    1,109,941.17/1,531,718.82 = 600,643.55/x
  3. Step 3: Cross multiply
    1,109,941.17x = 1,531,718.82 × 600,643.55
  4. Step 4: Simplify right side
    1,109,941.17x = 920,017,029,646.61
  5. Step 5: Solve for x
    x = 920,017,029,646.61/1,109,941.17
  6. Step 6: Final answer
    x = 828,888.10

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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.