Home / 1,076,417.83-1,486,967.48-1,019,730.79

Finding the Fourth Proportional to 1,076,417.83, 1,486,967.48 and 1,019,730.79

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Solution

The fourth proportional to 1,076,417.83, 1,486,967.48 and 1,019,730.79 is: 1,408,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,417.83 : 1,486,967.48 = 1,019,730.79 : x
  2. Step 2: Convert to fraction form
    1,076,417.83/1,486,967.48 = 1,019,730.79/x
  3. Step 3: Cross multiply
    1,076,417.83x = 1,486,967.48 × 1,019,730.79
  4. Step 4: Simplify right side
    1,076,417.83x = 1,516,306,518,092.63
  5. Step 5: Solve for x
    x = 1,516,306,518,092.63/1,076,417.83
  6. Step 6: Final answer
    x = 1,408,659.80

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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.