Home / 1,932,224.16-2,666,552.56-1,072,784.40

Finding the Fourth Proportional to 1,932,224.16, 2,666,552.56 and 1,072,784.40

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Solution

The fourth proportional to 1,932,224.16, 2,666,552.56 and 1,072,784.40 is: 1,480,488.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,224.16 : 2,666,552.56 = 1,072,784.40 : x
  2. Step 2: Convert to fraction form
    1,932,224.16/2,666,552.56 = 1,072,784.40/x
  3. Step 3: Cross multiply
    1,932,224.16x = 2,666,552.56 × 1,072,784.40
  4. Step 4: Simplify right side
    1,932,224.16x = 2,860,635,988,148.06
  5. Step 5: Solve for x
    x = 2,860,635,988,148.06/1,932,224.16
  6. Step 6: Final answer
    x = 1,480,488.68

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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.