Home / 1,911,044.56-2,866,981.56-581,314

Finding the Fourth Proportional to 1,911,044.56, 2,866,981.56 and 581,314

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Solution

The fourth proportional to 1,911,044.56, 2,866,981.56 and 581,314 is: 872,097.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,044.56 : 2,866,981.56 = 581,314 : x
  2. Step 2: Convert to fraction form
    1,911,044.56/2,866,981.56 = 581,314/x
  3. Step 3: Cross multiply
    1,911,044.56x = 2,866,981.56 × 581,314
  4. Step 4: Simplify right side
    1,911,044.56x = 1,666,616,518,569.84
  5. Step 5: Solve for x
    x = 1,666,616,518,569.84/1,911,044.56
  6. Step 6: Final answer
    x = 872,097.15

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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.