Home / 1,778,461.69-2,454,587.27-1,053,717.45

Finding the Fourth Proportional to 1,778,461.69, 2,454,587.27 and 1,053,717.45

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Solution

The fourth proportional to 1,778,461.69, 2,454,587.27 and 1,053,717.45 is: 1,454,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,461.69 : 2,454,587.27 = 1,053,717.45 : x
  2. Step 2: Convert to fraction form
    1,778,461.69/2,454,587.27 = 1,053,717.45/x
  3. Step 3: Cross multiply
    1,778,461.69x = 2,454,587.27 × 1,053,717.45
  4. Step 4: Simplify right side
    1,778,461.69x = 2,586,441,438,946.86
  5. Step 5: Solve for x
    x = 2,586,441,438,946.86/1,778,461.69
  6. Step 6: Final answer
    x = 1,454,313.83

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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.