Home / 1,244,154.64-1,866,528.12-402,706.32

Finding the Fourth Proportional to 1,244,154.64, 1,866,528.12 and 402,706.32

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Solution

The fourth proportional to 1,244,154.64, 1,866,528.12 and 402,706.32 is: 604,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,154.64 : 1,866,528.12 = 402,706.32 : x
  2. Step 2: Convert to fraction form
    1,244,154.64/1,866,528.12 = 402,706.32/x
  3. Step 3: Cross multiply
    1,244,154.64x = 1,866,528.12 × 402,706.32
  4. Step 4: Simplify right side
    1,244,154.64x = 751,662,670,381.72
  5. Step 5: Solve for x
    x = 751,662,670,381.72/1,244,154.64
  6. Step 6: Final answer
    x = 604,155.34

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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.