Home / 3,208,470.24-4,427,688.72-1,777,686.24

Finding the Fourth Proportional to 3,208,470.24, 4,427,688.72 and 1,777,686.24

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Solution

The fourth proportional to 3,208,470.24, 4,427,688.72 and 1,777,686.24 is: 2,453,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,470.24 : 4,427,688.72 = 1,777,686.24 : x
  2. Step 2: Convert to fraction form
    3,208,470.24/4,427,688.72 = 1,777,686.24/x
  3. Step 3: Cross multiply
    3,208,470.24x = 4,427,688.72 × 1,777,686.24
  4. Step 4: Simplify right side
    3,208,470.24x = 7,871,041,312,547.21
  5. Step 5: Solve for x
    x = 7,871,041,312,547.21/3,208,470.24
  6. Step 6: Final answer
    x = 2,453,206.89

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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.