Home / 3,849,357.18-5,312,280.45-2,130,477.24

Finding the Fourth Proportional to 3,849,357.18, 5,312,280.45 and 2,130,477.24

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Solution

The fourth proportional to 3,849,357.18, 5,312,280.45 and 2,130,477.24 is: 2,940,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,357.18 : 5,312,280.45 = 2,130,477.24 : x
  2. Step 2: Convert to fraction form
    3,849,357.18/5,312,280.45 = 2,130,477.24/x
  3. Step 3: Cross multiply
    3,849,357.18x = 5,312,280.45 × 2,130,477.24
  4. Step 4: Simplify right side
    3,849,357.18x = 11,317,692,591,221.96
  5. Step 5: Solve for x
    x = 11,317,692,591,221.96/3,849,357.18
  6. Step 6: Final answer
    x = 2,940,151.32

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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.