Home / 1,353,693.51-1,868,148.51-773,011.26

Finding the Fourth Proportional to 1,353,693.51, 1,868,148.51 and 773,011.26

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Solution

The fourth proportional to 1,353,693.51, 1,868,148.51 and 773,011.26 is: 1,066,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,693.51 : 1,868,148.51 = 773,011.26 : x
  2. Step 2: Convert to fraction form
    1,353,693.51/1,868,148.51 = 773,011.26/x
  3. Step 3: Cross multiply
    1,353,693.51x = 1,868,148.51 × 773,011.26
  4. Step 4: Simplify right side
    1,353,693.51x = 1,444,099,833,582.22
  5. Step 5: Solve for x
    x = 1,444,099,833,582.22/1,353,693.51
  6. Step 6: Final answer
    x = 1,066,784.93

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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.