Home / 1,890,582.76-2,829,212.70-1,180,945

Finding the Fourth Proportional to 1,890,582.76, 2,829,212.70 and 1,180,945

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Solution

The fourth proportional to 1,890,582.76, 2,829,212.70 and 1,180,945 is: 1,767,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,582.76 : 2,829,212.70 = 1,180,945 : x
  2. Step 2: Convert to fraction form
    1,890,582.76/2,829,212.70 = 1,180,945/x
  3. Step 3: Cross multiply
    1,890,582.76x = 2,829,212.70 × 1,180,945
  4. Step 4: Simplify right side
    1,890,582.76x = 3,341,144,592,001.50
  5. Step 5: Solve for x
    x = 3,341,144,592,001.50/1,890,582.76
  6. Step 6: Final answer
    x = 1,767,256.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.