Home / 3,020,972.84-4,529,901.02-890,780.16

Finding the Fourth Proportional to 3,020,972.84, 4,529,901.02 and 890,780.16

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Solution

The fourth proportional to 3,020,972.84, 4,529,901.02 and 890,780.16 is: 1,335,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,972.84 : 4,529,901.02 = 890,780.16 : x
  2. Step 2: Convert to fraction form
    3,020,972.84/4,529,901.02 = 890,780.16/x
  3. Step 3: Cross multiply
    3,020,972.84x = 4,529,901.02 × 890,780.16
  4. Step 4: Simplify right side
    3,020,972.84x = 4,035,145,955,379.76
  5. Step 5: Solve for x
    x = 4,035,145,955,379.76/3,020,972.84
  6. Step 6: Final answer
    x = 1,335,710.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.