Home / 3,230,240.70-4,457,931.15-1,779,935.91

Finding the Fourth Proportional to 3,230,240.70, 4,457,931.15 and 1,779,935.91

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Solution

The fourth proportional to 3,230,240.70, 4,457,931.15 and 1,779,935.91 is: 2,456,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,240.70 : 4,457,931.15 = 1,779,935.91 : x
  2. Step 2: Convert to fraction form
    3,230,240.70/4,457,931.15 = 1,779,935.91/x
  3. Step 3: Cross multiply
    3,230,240.70x = 4,457,931.15 × 1,779,935.91
  4. Step 4: Simplify right side
    3,230,240.70x = 7,934,831,738,192.60
  5. Step 5: Solve for x
    x = 7,934,831,738,192.60/3,230,240.70
  6. Step 6: Final answer
    x = 2,456,421.20

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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.