Home / 1,919,254.36-2,877,459.53-907,193.72

Finding the Fourth Proportional to 1,919,254.36, 2,877,459.53 and 907,193.72

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Solution

The fourth proportional to 1,919,254.36, 2,877,459.53 and 907,193.72 is: 1,360,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,254.36 : 2,877,459.53 = 907,193.72 : x
  2. Step 2: Convert to fraction form
    1,919,254.36/2,877,459.53 = 907,193.72/x
  3. Step 3: Cross multiply
    1,919,254.36x = 2,877,459.53 × 907,193.72
  4. Step 4: Simplify right side
    1,919,254.36x = 2,610,413,215,170.15
  5. Step 5: Solve for x
    x = 2,610,413,215,170.15/1,919,254.36
  6. Step 6: Final answer
    x = 1,360,118.42

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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.