Home / 1,247,629.60-1,869,894-572,995.18

Finding the Fourth Proportional to 1,247,629.60, 1,869,894 and 572,995.18

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Solution

The fourth proportional to 1,247,629.60, 1,869,894 and 572,995.18 is: 858,780.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,629.60 : 1,869,894 = 572,995.18 : x
  2. Step 2: Convert to fraction form
    1,247,629.60/1,869,894 = 572,995.18/x
  3. Step 3: Cross multiply
    1,247,629.60x = 1,869,894 × 572,995.18
  4. Step 4: Simplify right side
    1,247,629.60x = 1,071,440,249,110.92
  5. Step 5: Solve for x
    x = 1,071,440,249,110.92/1,247,629.60
  6. Step 6: Final answer
    x = 858,780.72

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