Home / 1,405,897.60-2,108,846.40-1,350,785.20

Finding the Fourth Proportional to 1,405,897.60, 2,108,846.40 and 1,350,785.20

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Solution

The fourth proportional to 1,405,897.60, 2,108,846.40 and 1,350,785.20 is: 2,026,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,897.60 : 2,108,846.40 = 1,350,785.20 : x
  2. Step 2: Convert to fraction form
    1,405,897.60/2,108,846.40 = 1,350,785.20/x
  3. Step 3: Cross multiply
    1,405,897.60x = 2,108,846.40 × 1,350,785.20
  4. Step 4: Simplify right side
    1,405,897.60x = 2,848,598,506,193.28
  5. Step 5: Solve for x
    x = 2,848,598,506,193.28/1,405,897.60
  6. Step 6: Final answer
    x = 2,026,177.80

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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.