Home / 2,171,579.10-3,258,638.73-909,301.02

Finding the Fourth Proportional to 2,171,579.10, 3,258,638.73 and 909,301.02

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Solution

The fourth proportional to 2,171,579.10, 3,258,638.73 and 909,301.02 is: 1,364,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,579.10 : 3,258,638.73 = 909,301.02 : x
  2. Step 2: Convert to fraction form
    2,171,579.10/3,258,638.73 = 909,301.02/x
  3. Step 3: Cross multiply
    2,171,579.10x = 3,258,638.73 × 909,301.02
  4. Step 4: Simplify right side
    2,171,579.10x = 2,963,083,521,000.51
  5. Step 5: Solve for x
    x = 2,963,083,521,000.51/2,171,579.10
  6. Step 6: Final answer
    x = 1,364,483.35

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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.