Home / 1,266,985.62-1,900,280.36-414,050.49

Finding the Fourth Proportional to 1,266,985.62, 1,900,280.36 and 414,050.49

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Solution

The fourth proportional to 1,266,985.62, 1,900,280.36 and 414,050.49 is: 621,011.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,985.62 : 1,900,280.36 = 414,050.49 : x
  2. Step 2: Convert to fraction form
    1,266,985.62/1,900,280.36 = 414,050.49/x
  3. Step 3: Cross multiply
    1,266,985.62x = 1,900,280.36 × 414,050.49
  4. Step 4: Simplify right side
    1,266,985.62x = 786,812,012,125.12
  5. Step 5: Solve for x
    x = 786,812,012,125.12/1,266,985.62
  6. Step 6: Final answer
    x = 621,011.00

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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.