Home / 1,134,036.60-1,564,969.97-624,738.98

Finding the Fourth Proportional to 1,134,036.60, 1,564,969.97 and 624,738.98

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Solution

The fourth proportional to 1,134,036.60, 1,564,969.97 and 624,738.98 is: 862,139.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,036.60 : 1,564,969.97 = 624,738.98 : x
  2. Step 2: Convert to fraction form
    1,134,036.60/1,564,969.97 = 624,738.98/x
  3. Step 3: Cross multiply
    1,134,036.60x = 1,564,969.97 × 624,738.98
  4. Step 4: Simplify right side
    1,134,036.60x = 977,697,731,839.89
  5. Step 5: Solve for x
    x = 977,697,731,839.89/1,134,036.60
  6. Step 6: Final answer
    x = 862,139.49

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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.