Home / 2,853,627.78-3,938,254.18-1,564,717.28

Finding the Fourth Proportional to 2,853,627.78, 3,938,254.18 and 1,564,717.28

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Solution

The fourth proportional to 2,853,627.78, 3,938,254.18 and 1,564,717.28 is: 2,159,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,627.78 : 3,938,254.18 = 1,564,717.28 : x
  2. Step 2: Convert to fraction form
    2,853,627.78/3,938,254.18 = 1,564,717.28/x
  3. Step 3: Cross multiply
    2,853,627.78x = 3,938,254.18 × 1,564,717.28
  4. Step 4: Simplify right side
    2,853,627.78x = 6,162,254,374,412.07
  5. Step 5: Solve for x
    x = 6,162,254,374,412.07/2,853,627.78
  6. Step 6: Final answer
    x = 2,159,445.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.