Home / 2,070,572.20-3,104,808.06-947,679.40

Finding the Fourth Proportional to 2,070,572.20, 3,104,808.06 and 947,679.40

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Solution

The fourth proportional to 2,070,572.20, 3,104,808.06 and 947,679.40 is: 1,421,038.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,572.20 : 3,104,808.06 = 947,679.40 : x
  2. Step 2: Convert to fraction form
    2,070,572.20/3,104,808.06 = 947,679.40/x
  3. Step 3: Cross multiply
    2,070,572.20x = 3,104,808.06 × 947,679.40
  4. Step 4: Simplify right side
    2,070,572.20x = 2,942,362,639,415.96
  5. Step 5: Solve for x
    x = 2,942,362,639,415.96/2,070,572.20
  6. Step 6: Final answer
    x = 1,421,038.42

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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.