Home / 1,076,784.53-1,615,208.12-402,737.24

Finding the Fourth Proportional to 1,076,784.53, 1,615,208.12 and 402,737.24

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Solution

The fourth proportional to 1,076,784.53, 1,615,208.12 and 402,737.24 is: 604,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,784.53 : 1,615,208.12 = 402,737.24 : x
  2. Step 2: Convert to fraction form
    1,076,784.53/1,615,208.12 = 402,737.24/x
  3. Step 3: Cross multiply
    1,076,784.53x = 1,615,208.12 × 402,737.24
  4. Step 4: Simplify right side
    1,076,784.53x = 650,504,460,274.39
  5. Step 5: Solve for x
    x = 650,504,460,274.39/1,076,784.53
  6. Step 6: Final answer
    x = 604,117.58

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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.