Home / 1,675,957.53-2,312,869.65-912,059.49

Finding the Fourth Proportional to 1,675,957.53, 2,312,869.65 and 912,059.49

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Solution

The fourth proportional to 1,675,957.53, 2,312,869.65 and 912,059.49 is: 1,258,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,957.53 : 2,312,869.65 = 912,059.49 : x
  2. Step 2: Convert to fraction form
    1,675,957.53/2,312,869.65 = 912,059.49/x
  3. Step 3: Cross multiply
    1,675,957.53x = 2,312,869.65 × 912,059.49
  4. Step 4: Simplify right side
    1,675,957.53x = 2,109,474,713,415.48
  5. Step 5: Solve for x
    x = 2,109,474,713,415.48/1,675,957.53
  6. Step 6: Final answer
    x = 1,258,668.36

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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.