Home / 1,140,281.52-1,709,916.84-607,703.28

Finding the Fourth Proportional to 1,140,281.52, 1,709,916.84 and 607,703.28

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Solution

The fourth proportional to 1,140,281.52, 1,709,916.84 and 607,703.28 is: 911,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,281.52 : 1,709,916.84 = 607,703.28 : x
  2. Step 2: Convert to fraction form
    1,140,281.52/1,709,916.84 = 607,703.28/x
  3. Step 3: Cross multiply
    1,140,281.52x = 1,709,916.84 × 607,703.28
  4. Step 4: Simplify right side
    1,140,281.52x = 1,039,122,072,195.24
  5. Step 5: Solve for x
    x = 1,039,122,072,195.24/1,140,281.52
  6. Step 6: Final answer
    x = 911,285.55

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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.