Home / 1,780,009.28-2,456,362.17-1,044,951.74

Finding the Fourth Proportional to 1,780,009.28, 2,456,362.17 and 1,044,951.74

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Solution

The fourth proportional to 1,780,009.28, 2,456,362.17 and 1,044,951.74 is: 1,442,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,009.28 : 2,456,362.17 = 1,044,951.74 : x
  2. Step 2: Convert to fraction form
    1,780,009.28/2,456,362.17 = 1,044,951.74/x
  3. Step 3: Cross multiply
    1,780,009.28x = 2,456,362.17 × 1,044,951.74
  4. Step 4: Simplify right side
    1,780,009.28x = 2,566,779,911,329.86
  5. Step 5: Solve for x
    x = 2,566,779,911,329.86/1,780,009.28
  6. Step 6: Final answer
    x = 1,442,003.67

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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.