Home / 1,886,693.40-2,830,482.94-624,521

Finding the Fourth Proportional to 1,886,693.40, 2,830,482.94 and 624,521

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Solution

The fourth proportional to 1,886,693.40, 2,830,482.94 and 624,521 is: 936,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,693.40 : 2,830,482.94 = 624,521 : x
  2. Step 2: Convert to fraction form
    1,886,693.40/2,830,482.94 = 624,521/x
  3. Step 3: Cross multiply
    1,886,693.40x = 2,830,482.94 × 624,521
  4. Step 4: Simplify right side
    1,886,693.40x = 1,767,696,036,171.74
  5. Step 5: Solve for x
    x = 1,767,696,036,171.74/1,886,693.40
  6. Step 6: Final answer
    x = 936,928.09

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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.