Home / 1,577,417.25-2,176,835.82-898,416.93

Finding the Fourth Proportional to 1,577,417.25, 2,176,835.82 and 898,416.93

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Solution

The fourth proportional to 1,577,417.25, 2,176,835.82 and 898,416.93 is: 1,239,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,417.25 : 2,176,835.82 = 898,416.93 : x
  2. Step 2: Convert to fraction form
    1,577,417.25/2,176,835.82 = 898,416.93/x
  3. Step 3: Cross multiply
    1,577,417.25x = 2,176,835.82 × 898,416.93
  4. Step 4: Simplify right side
    1,577,417.25x = 1,955,706,154,518.43
  5. Step 5: Solve for x
    x = 1,955,706,154,518.43/1,577,417.25
  6. Step 6: Final answer
    x = 1,239,815.37

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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.