Home / 2,611,256.85-3,916,699.36-692,125.40

Finding the Fourth Proportional to 2,611,256.85, 3,916,699.36 and 692,125.40

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Solution

The fourth proportional to 2,611,256.85, 3,916,699.36 and 692,125.40 is: 1,038,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611,256.85 : 3,916,699.36 = 692,125.40 : x
  2. Step 2: Convert to fraction form
    2,611,256.85/3,916,699.36 = 692,125.40/x
  3. Step 3: Cross multiply
    2,611,256.85x = 3,916,699.36 × 692,125.40
  4. Step 4: Simplify right side
    2,611,256.85x = 2,710,847,119,281.18
  5. Step 5: Solve for x
    x = 2,710,847,119,281.18/2,611,256.85
  6. Step 6: Final answer
    x = 1,038,138.83

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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.