Home / 1,210,957.54-1,671,100.41-701,707.30

Finding the Fourth Proportional to 1,210,957.54, 1,671,100.41 and 701,707.30

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Solution

The fourth proportional to 1,210,957.54, 1,671,100.41 and 701,707.30 is: 968,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,957.54 : 1,671,100.41 = 701,707.30 : x
  2. Step 2: Convert to fraction form
    1,210,957.54/1,671,100.41 = 701,707.30/x
  3. Step 3: Cross multiply
    1,210,957.54x = 1,671,100.41 × 701,707.30
  4. Step 4: Simplify right side
    1,210,957.54x = 1,172,623,356,729.99
  5. Step 5: Solve for x
    x = 1,172,623,356,729.99/1,210,957.54
  6. Step 6: Final answer
    x = 968,343.91

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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.