Home / 1,030,628.48-1,545,218.40-453,978.14

Finding the Fourth Proportional to 1,030,628.48, 1,545,218.40 and 453,978.14

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Solution

The fourth proportional to 1,030,628.48, 1,545,218.40 and 453,978.14 is: 680,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,628.48 : 1,545,218.40 = 453,978.14 : x
  2. Step 2: Convert to fraction form
    1,030,628.48/1,545,218.40 = 453,978.14/x
  3. Step 3: Cross multiply
    1,030,628.48x = 1,545,218.40 × 453,978.14
  4. Step 4: Simplify right side
    1,030,628.48x = 701,495,369,102.10
  5. Step 5: Solve for x
    x = 701,495,369,102.10/1,030,628.48
  6. Step 6: Final answer
    x = 680,648.15

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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.