Home / 1,163,818.08-1,605,938.40-654,509.52

Finding the Fourth Proportional to 1,163,818.08, 1,605,938.40 and 654,509.52

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Solution

The fourth proportional to 1,163,818.08, 1,605,938.40 and 654,509.52 is: 903,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,818.08 : 1,605,938.40 = 654,509.52 : x
  2. Step 2: Convert to fraction form
    1,163,818.08/1,605,938.40 = 654,509.52/x
  3. Step 3: Cross multiply
    1,163,818.08x = 1,605,938.40 × 654,509.52
  4. Step 4: Simplify right side
    1,163,818.08x = 1,051,101,971,333.57
  5. Step 5: Solve for x
    x = 1,051,101,971,333.57/1,163,818.08
  6. Step 6: Final answer
    x = 903,149.72

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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.