Home / 2,688,574.80-4,032,401.40-1,004,811.60

Finding the Fourth Proportional to 2,688,574.80, 4,032,401.40 and 1,004,811.60

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Solution

The fourth proportional to 2,688,574.80, 4,032,401.40 and 1,004,811.60 is: 1,507,045.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,574.80 : 4,032,401.40 = 1,004,811.60 : x
  2. Step 2: Convert to fraction form
    2,688,574.80/4,032,401.40 = 1,004,811.60/x
  3. Step 3: Cross multiply
    2,688,574.80x = 4,032,401.40 × 1,004,811.60
  4. Step 4: Simplify right side
    2,688,574.80x = 4,051,803,702,576.24
  5. Step 5: Solve for x
    x = 4,051,803,702,576.24/2,688,574.80
  6. Step 6: Final answer
    x = 1,507,045.18

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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.