Home / 1,643,099.04-2,267,476.47-917,946.95

Finding the Fourth Proportional to 1,643,099.04, 2,267,476.47 and 917,946.95

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Solution

The fourth proportional to 1,643,099.04, 2,267,476.47 and 917,946.95 is: 1,266,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,099.04 : 2,267,476.47 = 917,946.95 : x
  2. Step 2: Convert to fraction form
    1,643,099.04/2,267,476.47 = 917,946.95/x
  3. Step 3: Cross multiply
    1,643,099.04x = 2,267,476.47 × 917,946.95
  4. Step 4: Simplify right side
    1,643,099.04x = 2,081,423,098,495.88
  5. Step 5: Solve for x
    x = 2,081,423,098,495.88/1,643,099.04
  6. Step 6: Final answer
    x = 1,266,766.67

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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.