Home / 1,445,513.48-2,170,256.34-736,018.28

Finding the Fourth Proportional to 1,445,513.48, 2,170,256.34 and 736,018.28

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Solution

The fourth proportional to 1,445,513.48, 2,170,256.34 and 736,018.28 is: 1,105,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,513.48 : 2,170,256.34 = 736,018.28 : x
  2. Step 2: Convert to fraction form
    1,445,513.48/2,170,256.34 = 736,018.28/x
  3. Step 3: Cross multiply
    1,445,513.48x = 2,170,256.34 × 736,018.28
  4. Step 4: Simplify right side
    1,445,513.48x = 1,597,348,338,525.90
  5. Step 5: Solve for x
    x = 1,597,348,338,525.90/1,445,513.48
  6. Step 6: Final answer
    x = 1,105,038.70

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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.