Home / 3,118,152.21-4,300,678.95-2,683,302.49

Finding the Fourth Proportional to 3,118,152.21, 4,300,678.95 and 2,683,302.49

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Solution

The fourth proportional to 3,118,152.21, 4,300,678.95 and 2,683,302.49 is: 3,700,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,152.21 : 4,300,678.95 = 2,683,302.49 : x
  2. Step 2: Convert to fraction form
    3,118,152.21/4,300,678.95 = 2,683,302.49/x
  3. Step 3: Cross multiply
    3,118,152.21x = 4,300,678.95 × 2,683,302.49
  4. Step 4: Simplify right side
    3,118,152.21x = 11,540,022,535,225.59
  5. Step 5: Solve for x
    x = 11,540,022,535,225.59/3,118,152.21
  6. Step 6: Final answer
    x = 3,700,917.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.