Home / 1,855,598.60-2,783,009.10-909,648.20

Finding the Fourth Proportional to 1,855,598.60, 2,783,009.10 and 909,648.20

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Solution

The fourth proportional to 1,855,598.60, 2,783,009.10 and 909,648.20 is: 1,364,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,598.60 : 2,783,009.10 = 909,648.20 : x
  2. Step 2: Convert to fraction form
    1,855,598.60/2,783,009.10 = 909,648.20/x
  3. Step 3: Cross multiply
    1,855,598.60x = 2,783,009.10 × 909,648.20
  4. Step 4: Simplify right side
    1,855,598.60x = 2,531,559,218,398.62
  5. Step 5: Solve for x
    x = 2,531,559,218,398.62/1,855,598.60
  6. Step 6: Final answer
    x = 1,364,281.70

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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.