Home / 1,048,237.90-1,572,356.85-670,324.30

Finding the Fourth Proportional to 1,048,237.90, 1,572,356.85 and 670,324.30

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Solution

The fourth proportional to 1,048,237.90, 1,572,356.85 and 670,324.30 is: 1,005,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,237.90 : 1,572,356.85 = 670,324.30 : x
  2. Step 2: Convert to fraction form
    1,048,237.90/1,572,356.85 = 670,324.30/x
  3. Step 3: Cross multiply
    1,048,237.90x = 1,572,356.85 × 670,324.30
  4. Step 4: Simplify right side
    1,048,237.90x = 1,053,989,004,826.46
  5. Step 5: Solve for x
    x = 1,053,989,004,826.46/1,048,237.90
  6. Step 6: Final answer
    x = 1,005,486.45

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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.