Home / 1,475,612.64-2,213,477.28-410,747.76

Finding the Fourth Proportional to 1,475,612.64, 2,213,477.28 and 410,747.76

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Solution

The fourth proportional to 1,475,612.64, 2,213,477.28 and 410,747.76 is: 616,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,612.64 : 2,213,477.28 = 410,747.76 : x
  2. Step 2: Convert to fraction form
    1,475,612.64/2,213,477.28 = 410,747.76/x
  3. Step 3: Cross multiply
    1,475,612.64x = 2,213,477.28 × 410,747.76
  4. Step 4: Simplify right side
    1,475,612.64x = 909,180,834,570.89
  5. Step 5: Solve for x
    x = 909,180,834,570.89/1,475,612.64
  6. Step 6: Final answer
    x = 616,137.87

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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.