Home / 1,258,963.65-1,737,315.51-715,097.75

Finding the Fourth Proportional to 1,258,963.65, 1,737,315.51 and 715,097.75

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Solution

The fourth proportional to 1,258,963.65, 1,737,315.51 and 715,097.75 is: 986,804.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,963.65 : 1,737,315.51 = 715,097.75 : x
  2. Step 2: Convert to fraction form
    1,258,963.65/1,737,315.51 = 715,097.75/x
  3. Step 3: Cross multiply
    1,258,963.65x = 1,737,315.51 × 715,097.75
  4. Step 4: Simplify right side
    1,258,963.65x = 1,242,350,403,554.52
  5. Step 5: Solve for x
    x = 1,242,350,403,554.52/1,258,963.65
  6. Step 6: Final answer
    x = 986,804.03

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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.