Home / 1,011,206.36-1,516,437.46-411,842

Finding the Fourth Proportional to 1,011,206.36, 1,516,437.46 and 411,842

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Solution

The fourth proportional to 1,011,206.36, 1,516,437.46 and 411,842 is: 617,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,206.36 : 1,516,437.46 = 411,842 : x
  2. Step 2: Convert to fraction form
    1,011,206.36/1,516,437.46 = 411,842/x
  3. Step 3: Cross multiply
    1,011,206.36x = 1,516,437.46 × 411,842
  4. Step 4: Simplify right side
    1,011,206.36x = 624,532,636,401.32
  5. Step 5: Solve for x
    x = 624,532,636,401.32/1,011,206.36
  6. Step 6: Final answer
    x = 617,611.46

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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.