Home / 1,425,788.18-2,137,353.33-714,985.64

Finding the Fourth Proportional to 1,425,788.18, 2,137,353.33 and 714,985.64

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Solution

The fourth proportional to 1,425,788.18, 2,137,353.33 and 714,985.64 is: 1,071,812.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,788.18 : 2,137,353.33 = 714,985.64 : x
  2. Step 2: Convert to fraction form
    1,425,788.18/2,137,353.33 = 714,985.64/x
  3. Step 3: Cross multiply
    1,425,788.18x = 2,137,353.33 × 714,985.64
  4. Step 4: Simplify right side
    1,425,788.18x = 1,528,176,938,556.18
  5. Step 5: Solve for x
    x = 1,528,176,938,556.18/1,425,788.18
  6. Step 6: Final answer
    x = 1,071,812.04

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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.