Home / 1,065,038.40-1,595,898.72-670,224.96

Finding the Fourth Proportional to 1,065,038.40, 1,595,898.72 and 670,224.96

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Solution

The fourth proportional to 1,065,038.40, 1,595,898.72 and 670,224.96 is: 1,004,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,038.40 : 1,595,898.72 = 670,224.96 : x
  2. Step 2: Convert to fraction form
    1,065,038.40/1,595,898.72 = 670,224.96/x
  3. Step 3: Cross multiply
    1,065,038.40x = 1,595,898.72 × 670,224.96
  4. Step 4: Simplify right side
    1,065,038.40x = 1,069,611,155,776.05
  5. Step 5: Solve for x
    x = 1,069,611,155,776.05/1,065,038.40
  6. Step 6: Final answer
    x = 1,004,293.51

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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.