Home / 1,643,367.30-2,465,050.95-1,112,525.70

Finding the Fourth Proportional to 1,643,367.30, 2,465,050.95 and 1,112,525.70

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Solution

The fourth proportional to 1,643,367.30, 2,465,050.95 and 1,112,525.70 is: 1,668,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,367.30 : 2,465,050.95 = 1,112,525.70 : x
  2. Step 2: Convert to fraction form
    1,643,367.30/2,465,050.95 = 1,112,525.70/x
  3. Step 3: Cross multiply
    1,643,367.30x = 2,465,050.95 × 1,112,525.70
  4. Step 4: Simplify right side
    1,643,367.30x = 2,742,432,533,684.42
  5. Step 5: Solve for x
    x = 2,742,432,533,684.42/1,643,367.30
  6. Step 6: Final answer
    x = 1,668,788.55

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.