Home / 1,020,903.92-1,408,822.55-562,014.76

Finding the Fourth Proportional to 1,020,903.92, 1,408,822.55 and 562,014.76

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Solution

The fourth proportional to 1,020,903.92, 1,408,822.55 and 562,014.76 is: 775,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,903.92 : 1,408,822.55 = 562,014.76 : x
  2. Step 2: Convert to fraction form
    1,020,903.92/1,408,822.55 = 562,014.76/x
  3. Step 3: Cross multiply
    1,020,903.92x = 1,408,822.55 × 562,014.76
  4. Step 4: Simplify right side
    1,020,903.92x = 791,779,067,320.84
  5. Step 5: Solve for x
    x = 791,779,067,320.84/1,020,903.92
  6. Step 6: Final answer
    x = 775,566.68

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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.