Home / 1,535,497.98-2,119,666.66-991,898.78

Finding the Fourth Proportional to 1,535,497.98, 2,119,666.66 and 991,898.78

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Solution

The fourth proportional to 1,535,497.98, 2,119,666.66 and 991,898.78 is: 1,369,259.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,497.98 : 2,119,666.66 = 991,898.78 : x
  2. Step 2: Convert to fraction form
    1,535,497.98/2,119,666.66 = 991,898.78/x
  3. Step 3: Cross multiply
    1,535,497.98x = 2,119,666.66 × 991,898.78
  4. Step 4: Simplify right side
    1,535,497.98x = 2,102,494,774,060.68
  5. Step 5: Solve for x
    x = 2,102,494,774,060.68/1,535,497.98
  6. Step 6: Final answer
    x = 1,369,259.22

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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.