Home / 1,678,632.03-2,316,515.04-914,685.51

Finding the Fourth Proportional to 1,678,632.03, 2,316,515.04 and 914,685.51

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Solution

The fourth proportional to 1,678,632.03, 2,316,515.04 and 914,685.51 is: 1,262,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,632.03 : 2,316,515.04 = 914,685.51 : x
  2. Step 2: Convert to fraction form
    1,678,632.03/2,316,515.04 = 914,685.51/x
  3. Step 3: Cross multiply
    1,678,632.03x = 2,316,515.04 × 914,685.51
  4. Step 4: Simplify right side
    1,678,632.03x = 2,118,882,740,785.07
  5. Step 5: Solve for x
    x = 2,118,882,740,785.07/1,678,632.03
  6. Step 6: Final answer
    x = 1,262,267.55

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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.