Home / 1,108,033.92-1,528,994.93-624,717.86

Finding the Fourth Proportional to 1,108,033.92, 1,528,994.93 and 624,717.86

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Solution

The fourth proportional to 1,108,033.92, 1,528,994.93 and 624,717.86 is: 862,058.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,033.92 : 1,528,994.93 = 624,717.86 : x
  2. Step 2: Convert to fraction form
    1,108,033.92/1,528,994.93 = 624,717.86/x
  3. Step 3: Cross multiply
    1,108,033.92x = 1,528,994.93 × 624,717.86
  4. Step 4: Simplify right side
    1,108,033.92x = 955,190,429,851.89
  5. Step 5: Solve for x
    x = 955,190,429,851.89/1,108,033.92
  6. Step 6: Final answer
    x = 862,058.83

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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.