Home / 1,879,916.66-2,594,288.28-1,020,477.50

Finding the Fourth Proportional to 1,879,916.66, 2,594,288.28 and 1,020,477.50

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Solution

The fourth proportional to 1,879,916.66, 2,594,288.28 and 1,020,477.50 is: 1,408,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,916.66 : 2,594,288.28 = 1,020,477.50 : x
  2. Step 2: Convert to fraction form
    1,879,916.66/2,594,288.28 = 1,020,477.50/x
  3. Step 3: Cross multiply
    1,879,916.66x = 2,594,288.28 × 1,020,477.50
  4. Step 4: Simplify right side
    1,879,916.66x = 2,647,412,818,253.70
  5. Step 5: Solve for x
    x = 2,647,412,818,253.70/1,879,916.66
  6. Step 6: Final answer
    x = 1,408,260.74

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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.