Home / 3,075,303.91-4,243,555.68-1,698,565.51

Finding the Fourth Proportional to 3,075,303.91, 4,243,555.68 and 1,698,565.51

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Solution

The fourth proportional to 3,075,303.91, 4,243,555.68 and 1,698,565.51 is: 2,343,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,303.91 : 4,243,555.68 = 1,698,565.51 : x
  2. Step 2: Convert to fraction form
    3,075,303.91/4,243,555.68 = 1,698,565.51/x
  3. Step 3: Cross multiply
    3,075,303.91x = 4,243,555.68 × 1,698,565.51
  4. Step 4: Simplify right side
    3,075,303.91x = 7,207,957,317,812.60
  5. Step 5: Solve for x
    x = 7,207,957,317,812.60/3,075,303.91
  6. Step 6: Final answer
    x = 2,343,819.51

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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.