Home / 1,535,396.15-2,303,011.18-470,441.28

Finding the Fourth Proportional to 1,535,396.15, 2,303,011.18 and 470,441.28

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Solution

The fourth proportional to 1,535,396.15, 2,303,011.18 and 470,441.28 is: 705,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,396.15 : 2,303,011.18 = 470,441.28 : x
  2. Step 2: Convert to fraction form
    1,535,396.15/2,303,011.18 = 470,441.28/x
  3. Step 3: Cross multiply
    1,535,396.15x = 2,303,011.18 × 470,441.28
  4. Step 4: Simplify right side
    1,535,396.15x = 1,083,431,526,551.26
  5. Step 5: Solve for x
    x = 1,083,431,526,551.26/1,535,396.15
  6. Step 6: Final answer
    x = 705,636.48

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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.