Home / 1,657,532.34-2,485,733.31-646,574.58

Finding the Fourth Proportional to 1,657,532.34, 2,485,733.31 and 646,574.58

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Solution

The fourth proportional to 1,657,532.34, 2,485,733.31 and 646,574.58 is: 969,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,532.34 : 2,485,733.31 = 646,574.58 : x
  2. Step 2: Convert to fraction form
    1,657,532.34/2,485,733.31 = 646,574.58/x
  3. Step 3: Cross multiply
    1,657,532.34x = 2,485,733.31 × 646,574.58
  4. Step 4: Simplify right side
    1,657,532.34x = 1,607,211,970,905.26
  5. Step 5: Solve for x
    x = 1,607,211,970,905.26/1,657,532.34
  6. Step 6: Final answer
    x = 969,641.40

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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.