Home / 1,554,381.60-2,331,572.40-922,970.40

Finding the Fourth Proportional to 1,554,381.60, 2,331,572.40 and 922,970.40

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Solution

The fourth proportional to 1,554,381.60, 2,331,572.40 and 922,970.40 is: 1,384,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,381.60 : 2,331,572.40 = 922,970.40 : x
  2. Step 2: Convert to fraction form
    1,554,381.60/2,331,572.40 = 922,970.40/x
  3. Step 3: Cross multiply
    1,554,381.60x = 2,331,572.40 × 922,970.40
  4. Step 4: Simplify right side
    1,554,381.60x = 2,151,972,310,656.96
  5. Step 5: Solve for x
    x = 2,151,972,310,656.96/1,554,381.60
  6. Step 6: Final answer
    x = 1,384,455.60

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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.