Home / 2,971,608.40-4,457,153.40-977,064.40

Finding the Fourth Proportional to 2,971,608.40, 4,457,153.40 and 977,064.40

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Solution

The fourth proportional to 2,971,608.40, 4,457,153.40 and 977,064.40 is: 1,465,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,608.40 : 4,457,153.40 = 977,064.40 : x
  2. Step 2: Convert to fraction form
    2,971,608.40/4,457,153.40 = 977,064.40/x
  3. Step 3: Cross multiply
    2,971,608.40x = 4,457,153.40 × 977,064.40
  4. Step 4: Simplify right side
    2,971,608.40x = 4,354,925,912,478.96
  5. Step 5: Solve for x
    x = 4,354,925,912,478.96/2,971,608.40
  6. Step 6: Final answer
    x = 1,465,511.38

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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.