Home / 1,571,935.13-2,169,282.48-874,225.74

Finding the Fourth Proportional to 1,571,935.13, 2,169,282.48 and 874,225.74

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Solution

The fourth proportional to 1,571,935.13, 2,169,282.48 and 874,225.74 is: 1,206,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,935.13 : 2,169,282.48 = 874,225.74 : x
  2. Step 2: Convert to fraction form
    1,571,935.13/2,169,282.48 = 874,225.74/x
  3. Step 3: Cross multiply
    1,571,935.13x = 2,169,282.48 × 874,225.74
  4. Step 4: Simplify right side
    1,571,935.13x = 1,896,442,585,623.15
  5. Step 5: Solve for x
    x = 1,896,442,585,623.15/1,571,935.13
  6. Step 6: Final answer
    x = 1,206,438.20

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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.