Home / 1,636,856.58-2,258,975.66-992,303.94

Finding the Fourth Proportional to 1,636,856.58, 2,258,975.66 and 992,303.94

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Solution

The fourth proportional to 1,636,856.58, 2,258,975.66 and 992,303.94 is: 1,369,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,856.58 : 2,258,975.66 = 992,303.94 : x
  2. Step 2: Convert to fraction form
    1,636,856.58/2,258,975.66 = 992,303.94/x
  3. Step 3: Cross multiply
    1,636,856.58x = 2,258,975.66 × 992,303.94
  4. Step 4: Simplify right side
    1,636,856.58x = 2,241,590,442,820.58
  5. Step 5: Solve for x
    x = 2,241,590,442,820.58/1,636,856.58
  6. Step 6: Final answer
    x = 1,369,448.29

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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.