Home / 1,072,485.51-1,479,669.89-607,275.80

Finding the Fourth Proportional to 1,072,485.51, 1,479,669.89 and 607,275.80

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Solution

The fourth proportional to 1,072,485.51, 1,479,669.89 and 607,275.80 is: 837,836.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,485.51 : 1,479,669.89 = 607,275.80 : x
  2. Step 2: Convert to fraction form
    1,072,485.51/1,479,669.89 = 607,275.80/x
  3. Step 3: Cross multiply
    1,072,485.51x = 1,479,669.89 × 607,275.80
  4. Step 4: Simplify right side
    1,072,485.51x = 898,567,712,087.57
  5. Step 5: Solve for x
    x = 898,567,712,087.57/1,072,485.51
  6. Step 6: Final answer
    x = 837,836.69

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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.