Home / 1,733,086.23-2,390,853.06-1,121,436.45

Finding the Fourth Proportional to 1,733,086.23, 2,390,853.06 and 1,121,436.45

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Solution

The fourth proportional to 1,733,086.23, 2,390,853.06 and 1,121,436.45 is: 1,547,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,086.23 : 2,390,853.06 = 1,121,436.45 : x
  2. Step 2: Convert to fraction form
    1,733,086.23/2,390,853.06 = 1,121,436.45/x
  3. Step 3: Cross multiply
    1,733,086.23x = 2,390,853.06 × 1,121,436.45
  4. Step 4: Simplify right side
    1,733,086.23x = 2,681,189,768,078.04
  5. Step 5: Solve for x
    x = 2,681,189,768,078.04/1,733,086.23
  6. Step 6: Final answer
    x = 1,547,060.80

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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.