Home / 1,869,550.70-2,805,200.85-972,005.90

Finding the Fourth Proportional to 1,869,550.70, 2,805,200.85 and 972,005.90

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Solution

The fourth proportional to 1,869,550.70, 2,805,200.85 and 972,005.90 is: 1,458,463.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,550.70 : 2,805,200.85 = 972,005.90 : x
  2. Step 2: Convert to fraction form
    1,869,550.70/2,805,200.85 = 972,005.90/x
  3. Step 3: Cross multiply
    1,869,550.70x = 2,805,200.85 × 972,005.90
  4. Step 4: Simplify right side
    1,869,550.70x = 2,726,671,776,885.02
  5. Step 5: Solve for x
    x = 2,726,671,776,885.02/1,869,550.70
  6. Step 6: Final answer
    x = 1,458,463.67

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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.