Home / 1,168,484.49-1,742,417.61-1,126,854.95

Finding the Fourth Proportional to 1,168,484.49, 1,742,417.61 and 1,126,854.95

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Solution

The fourth proportional to 1,168,484.49, 1,742,417.61 and 1,126,854.95 is: 1,680,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,484.49 : 1,742,417.61 = 1,126,854.95 : x
  2. Step 2: Convert to fraction form
    1,168,484.49/1,742,417.61 = 1,126,854.95/x
  3. Step 3: Cross multiply
    1,168,484.49x = 1,742,417.61 × 1,126,854.95
  4. Step 4: Simplify right side
    1,168,484.49x = 1,963,451,900,083.58
  5. Step 5: Solve for x
    x = 1,963,451,900,083.58/1,168,484.49
  6. Step 6: Final answer
    x = 1,680,340.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.