Home / 1,020,900.42-1,408,817.74-562,011.26

Finding the Fourth Proportional to 1,020,900.42, 1,408,817.74 and 562,011.26

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Solution

The fourth proportional to 1,020,900.42, 1,408,817.74 and 562,011.26 is: 775,561.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,900.42 : 1,408,817.74 = 562,011.26 : x
  2. Step 2: Convert to fraction form
    1,020,900.42/1,408,817.74 = 562,011.26/x
  3. Step 3: Cross multiply
    1,020,900.42x = 1,408,817.74 × 562,011.26
  4. Step 4: Simplify right side
    1,020,900.42x = 791,771,433,167.75
  5. Step 5: Solve for x
    x = 791,771,433,167.75/1,020,900.42
  6. Step 6: Final answer
    x = 775,561.86

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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.