Home / 1,250,440.76-1,724,656.08-1,076,307.32

Finding the Fourth Proportional to 1,250,440.76, 1,724,656.08 and 1,076,307.32

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Solution

The fourth proportional to 1,250,440.76, 1,724,656.08 and 1,076,307.32 is: 1,484,484.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,440.76 : 1,724,656.08 = 1,076,307.32 : x
  2. Step 2: Convert to fraction form
    1,250,440.76/1,724,656.08 = 1,076,307.32/x
  3. Step 3: Cross multiply
    1,250,440.76x = 1,724,656.08 × 1,076,307.32
  4. Step 4: Simplify right side
    1,250,440.76x = 1,856,259,963,386.51
  5. Step 5: Solve for x
    x = 1,856,259,963,386.51/1,250,440.76
  6. Step 6: Final answer
    x = 1,484,484.53

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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.