Home / 3,107,929.32-4,289,139.63-1,884,352.05

Finding the Fourth Proportional to 3,107,929.32, 4,289,139.63 and 1,884,352.05

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Solution

The fourth proportional to 3,107,929.32, 4,289,139.63 and 1,884,352.05 is: 2,600,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,929.32 : 4,289,139.63 = 1,884,352.05 : x
  2. Step 2: Convert to fraction form
    3,107,929.32/4,289,139.63 = 1,884,352.05/x
  3. Step 3: Cross multiply
    3,107,929.32x = 4,289,139.63 × 1,884,352.05
  4. Step 4: Simplify right side
    3,107,929.32x = 8,082,249,054,526.74
  5. Step 5: Solve for x
    x = 8,082,249,054,526.74/3,107,929.32
  6. Step 6: Final answer
    x = 2,600,525.37

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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.