Home / 1,602,385.32-2,212,790.64-1,030,419.24

Finding the Fourth Proportional to 1,602,385.32, 2,212,790.64 and 1,030,419.24

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Solution

The fourth proportional to 1,602,385.32, 2,212,790.64 and 1,030,419.24 is: 1,422,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,385.32 : 2,212,790.64 = 1,030,419.24 : x
  2. Step 2: Convert to fraction form
    1,602,385.32/2,212,790.64 = 1,030,419.24/x
  3. Step 3: Cross multiply
    1,602,385.32x = 2,212,790.64 × 1,030,419.24
  4. Step 4: Simplify right side
    1,602,385.32x = 2,280,102,049,547.91
  5. Step 5: Solve for x
    x = 2,280,102,049,547.91/1,602,385.32
  6. Step 6: Final answer
    x = 1,422,942.42

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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.