Home / 1,186,968.32-1,637,385.60-900,014.48

Finding the Fourth Proportional to 1,186,968.32, 1,637,385.60 and 900,014.48

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Solution

The fourth proportional to 1,186,968.32, 1,637,385.60 and 900,014.48 is: 1,241,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,968.32 : 1,637,385.60 = 900,014.48 : x
  2. Step 2: Convert to fraction form
    1,186,968.32/1,637,385.60 = 900,014.48/x
  3. Step 3: Cross multiply
    1,186,968.32x = 1,637,385.60 × 900,014.48
  4. Step 4: Simplify right side
    1,186,968.32x = 1,473,670,749,343.49
  5. Step 5: Solve for x
    x = 1,473,670,749,343.49/1,186,968.32
  6. Step 6: Final answer
    x = 1,241,541.77

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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.