Home / 3,249,018.98-4,483,475.71-1,778,645.64

Finding the Fourth Proportional to 3,249,018.98, 4,483,475.71 and 1,778,645.64

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Solution

The fourth proportional to 3,249,018.98, 4,483,475.71 and 1,778,645.64 is: 2,454,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249,018.98 : 4,483,475.71 = 1,778,645.64 : x
  2. Step 2: Convert to fraction form
    3,249,018.98/4,483,475.71 = 1,778,645.64/x
  3. Step 3: Cross multiply
    3,249,018.98x = 4,483,475.71 × 1,778,645.64
  4. Step 4: Simplify right side
    3,249,018.98x = 7,974,514,519,190.79
  5. Step 5: Solve for x
    x = 7,974,514,519,190.79/3,249,018.98
  6. Step 6: Final answer
    x = 2,454,437.66

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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.