Home / 971,283.90-1,457,271.45-936,723.90

Finding the Fourth Proportional to 971,283.90, 1,457,271.45 and 936,723.90

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Solution

The fourth proportional to 971,283.90, 1,457,271.45 and 936,723.90 is: 1,405,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,283.90 : 1,457,271.45 = 936,723.90 : x
  2. Step 2: Convert to fraction form
    971,283.90/1,457,271.45 = 936,723.90/x
  3. Step 3: Cross multiply
    971,283.90x = 1,457,271.45 × 936,723.90
  4. Step 4: Simplify right side
    971,283.90x = 1,365,060,996,002.66
  5. Step 5: Solve for x
    x = 1,365,060,996,002.66/971,283.90
  6. Step 6: Final answer
    x = 1,405,419.15

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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.