Home / 1,013,885.08-1,399,159.35-554,999.76

Finding the Fourth Proportional to 1,013,885.08, 1,399,159.35 and 554,999.76

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Solution

The fourth proportional to 1,013,885.08, 1,399,159.35 and 554,999.76 is: 765,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,885.08 : 1,399,159.35 = 554,999.76 : x
  2. Step 2: Convert to fraction form
    1,013,885.08/1,399,159.35 = 554,999.76/x
  3. Step 3: Cross multiply
    1,013,885.08x = 1,399,159.35 × 554,999.76
  4. Step 4: Simplify right side
    1,013,885.08x = 776,533,103,451.76
  5. Step 5: Solve for x
    x = 776,533,103,451.76/1,013,885.08
  6. Step 6: Final answer
    x = 765,898.54

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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.