Home / 1,006,606.58-1,389,117.02-553,897.58

Finding the Fourth Proportional to 1,006,606.58, 1,389,117.02 and 553,897.58

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Solution

The fourth proportional to 1,006,606.58, 1,389,117.02 and 553,897.58 is: 764,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,606.58 : 1,389,117.02 = 553,897.58 : x
  2. Step 2: Convert to fraction form
    1,006,606.58/1,389,117.02 = 553,897.58/x
  3. Step 3: Cross multiply
    1,006,606.58x = 1,389,117.02 × 553,897.58
  4. Step 4: Simplify right side
    1,006,606.58x = 769,428,545,999.74
  5. Step 5: Solve for x
    x = 769,428,545,999.74/1,006,606.58
  6. Step 6: Final answer
    x = 764,378.62

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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.