Home / 2,688,916.10-4,033,374.15-1,005,800.90

Finding the Fourth Proportional to 2,688,916.10, 4,033,374.15 and 1,005,800.90

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Solution

The fourth proportional to 2,688,916.10, 4,033,374.15 and 1,005,800.90 is: 1,508,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,916.10 : 4,033,374.15 = 1,005,800.90 : x
  2. Step 2: Convert to fraction form
    2,688,916.10/4,033,374.15 = 1,005,800.90/x
  3. Step 3: Cross multiply
    2,688,916.10x = 4,033,374.15 × 1,005,800.90
  4. Step 4: Simplify right side
    2,688,916.10x = 4,056,771,350,106.74
  5. Step 5: Solve for x
    x = 4,056,771,350,106.74/2,688,916.10
  6. Step 6: Final answer
    x = 1,508,701.35

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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.