Home / 1,085,570.78-1,497,963.38-626,683.52

Finding the Fourth Proportional to 1,085,570.78, 1,497,963.38 and 626,683.52

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Solution

The fourth proportional to 1,085,570.78, 1,497,963.38 and 626,683.52 is: 864,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,570.78 : 1,497,963.38 = 626,683.52 : x
  2. Step 2: Convert to fraction form
    1,085,570.78/1,497,963.38 = 626,683.52/x
  3. Step 3: Cross multiply
    1,085,570.78x = 1,497,963.38 × 626,683.52
  4. Step 4: Simplify right side
    1,085,570.78x = 938,748,963,809.50
  5. Step 5: Solve for x
    x = 938,748,963,809.50/1,085,570.78
  6. Step 6: Final answer
    x = 864,751.50

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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.