Home / 1,828,310.40-2,742,465.60-1,376,585.55

Finding the Fourth Proportional to 1,828,310.40, 2,742,465.60 and 1,376,585.55

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Solution

The fourth proportional to 1,828,310.40, 2,742,465.60 and 1,376,585.55 is: 2,064,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,310.40 : 2,742,465.60 = 1,376,585.55 : x
  2. Step 2: Convert to fraction form
    1,828,310.40/2,742,465.60 = 1,376,585.55/x
  3. Step 3: Cross multiply
    1,828,310.40x = 2,742,465.60 × 1,376,585.55
  4. Step 4: Simplify right side
    1,828,310.40x = 3,775,238,516,332.08
  5. Step 5: Solve for x
    x = 3,775,238,516,332.08/1,828,310.40
  6. Step 6: Final answer
    x = 2,064,878.33

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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.