Home / 1,575,507.84-2,174,207.04-896,429.76

Finding the Fourth Proportional to 1,575,507.84, 2,174,207.04 and 896,429.76

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Solution

The fourth proportional to 1,575,507.84, 2,174,207.04 and 896,429.76 is: 1,237,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,507.84 : 2,174,207.04 = 896,429.76 : x
  2. Step 2: Convert to fraction form
    1,575,507.84/2,174,207.04 = 896,429.76/x
  3. Step 3: Cross multiply
    1,575,507.84x = 2,174,207.04 × 896,429.76
  4. Step 4: Simplify right side
    1,575,507.84x = 1,949,023,895,057.51
  5. Step 5: Solve for x
    x = 1,949,023,895,057.51/1,575,507.84
  6. Step 6: Final answer
    x = 1,237,076.61

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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.