Home / 1,005,609.71-1,387,746.86-592,164.45

Finding the Fourth Proportional to 1,005,609.71, 1,387,746.86 and 592,164.45

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Solution

The fourth proportional to 1,005,609.71, 1,387,746.86 and 592,164.45 is: 817,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,609.71 : 1,387,746.86 = 592,164.45 : x
  2. Step 2: Convert to fraction form
    1,005,609.71/1,387,746.86 = 592,164.45/x
  3. Step 3: Cross multiply
    1,005,609.71x = 1,387,746.86 × 592,164.45
  4. Step 4: Simplify right side
    1,005,609.71x = 821,774,353,130.31
  5. Step 5: Solve for x
    x = 821,774,353,130.31/1,005,609.71
  6. Step 6: Final answer
    x = 817,190.15

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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.