Home / 2,991,811.40-4,487,717.10-970,051.40

Finding the Fourth Proportional to 2,991,811.40, 4,487,717.10 and 970,051.40

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Solution

The fourth proportional to 2,991,811.40, 4,487,717.10 and 970,051.40 is: 1,455,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,811.40 : 4,487,717.10 = 970,051.40 : x
  2. Step 2: Convert to fraction form
    2,991,811.40/4,487,717.10 = 970,051.40/x
  3. Step 3: Cross multiply
    2,991,811.40x = 4,487,717.10 × 970,051.40
  4. Step 4: Simplify right side
    2,991,811.40x = 4,353,316,255,658.94
  5. Step 5: Solve for x
    x = 4,353,316,255,658.94/2,991,811.40
  6. Step 6: Final answer
    x = 1,455,077.10

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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.