Home / 1,036,962.72-1,430,197.31-674,502.32

Finding the Fourth Proportional to 1,036,962.72, 1,430,197.31 and 674,502.32

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Solution

The fourth proportional to 1,036,962.72, 1,430,197.31 and 674,502.32 is: 930,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,962.72 : 1,430,197.31 = 674,502.32 : x
  2. Step 2: Convert to fraction form
    1,036,962.72/1,430,197.31 = 674,502.32/x
  3. Step 3: Cross multiply
    1,036,962.72x = 1,430,197.31 × 674,502.32
  4. Step 4: Simplify right side
    1,036,962.72x = 964,671,403,652.76
  5. Step 5: Solve for x
    x = 964,671,403,652.76/1,036,962.72
  6. Step 6: Final answer
    x = 930,285.52

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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.