Home / 1,435,923.40-2,151,260.70-874,301.80

Finding the Fourth Proportional to 1,435,923.40, 2,151,260.70 and 874,301.80

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Solution

The fourth proportional to 1,435,923.40, 2,151,260.70 and 874,301.80 is: 1,309,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,923.40 : 2,151,260.70 = 874,301.80 : x
  2. Step 2: Convert to fraction form
    1,435,923.40/2,151,260.70 = 874,301.80/x
  3. Step 3: Cross multiply
    1,435,923.40x = 2,151,260.70 × 874,301.80
  4. Step 4: Simplify right side
    1,435,923.40x = 1,880,851,102,279.26
  5. Step 5: Solve for x
    x = 1,880,851,102,279.26/1,435,923.40
  6. Step 6: Final answer
    x = 1,309,854.76

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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.