Home / 2,927,179-4,038,927.06-1,637,769.16

Finding the Fourth Proportional to 2,927,179, 4,038,927.06 and 1,637,769.16

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Solution

The fourth proportional to 2,927,179, 4,038,927.06 and 1,637,769.16 is: 2,259,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,179 : 4,038,927.06 = 1,637,769.16 : x
  2. Step 2: Convert to fraction form
    2,927,179/4,038,927.06 = 1,637,769.16/x
  3. Step 3: Cross multiply
    2,927,179x = 4,038,927.06 × 1,637,769.16
  4. Step 4: Simplify right side
    2,927,179x = 6,614,830,178,357.47
  5. Step 5: Solve for x
    x = 6,614,830,178,357.47/2,927,179
  6. Step 6: Final answer
    x = 2,259,796.95

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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.