Home / 1,657,173.60-2,484,010.80-645,904.80

Finding the Fourth Proportional to 1,657,173.60, 2,484,010.80 and 645,904.80

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Solution

The fourth proportional to 1,657,173.60, 2,484,010.80 and 645,904.80 is: 968,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,173.60 : 2,484,010.80 = 645,904.80 : x
  2. Step 2: Convert to fraction form
    1,657,173.60/2,484,010.80 = 645,904.80/x
  3. Step 3: Cross multiply
    1,657,173.60x = 2,484,010.80 × 645,904.80
  4. Step 4: Simplify right side
    1,657,173.60x = 1,604,434,498,971.84
  5. Step 5: Solve for x
    x = 1,604,434,498,971.84/1,657,173.60
  6. Step 6: Final answer
    x = 968,175.27

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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.