Home / 1,466,420.61-2,199,772.31-455,271.06

Finding the Fourth Proportional to 1,466,420.61, 2,199,772.31 and 455,271.06

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Solution

The fourth proportional to 1,466,420.61, 2,199,772.31 and 455,271.06 is: 682,950.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,420.61 : 2,199,772.31 = 455,271.06 : x
  2. Step 2: Convert to fraction form
    1,466,420.61/2,199,772.31 = 455,271.06/x
  3. Step 3: Cross multiply
    1,466,420.61x = 2,199,772.31 × 455,271.06
  4. Step 4: Simplify right side
    1,466,420.61x = 1,001,492,671,332.35
  5. Step 5: Solve for x
    x = 1,001,492,671,332.35/1,466,420.61
  6. Step 6: Final answer
    x = 682,950.49

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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.