Home / 1,746,208-2,409,404.16-1,020,913.48

Finding the Fourth Proportional to 1,746,208, 2,409,404.16 and 1,020,913.48

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Solution

The fourth proportional to 1,746,208, 2,409,404.16 and 1,020,913.48 is: 1,408,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,208 : 2,409,404.16 = 1,020,913.48 : x
  2. Step 2: Convert to fraction form
    1,746,208/2,409,404.16 = 1,020,913.48/x
  3. Step 3: Cross multiply
    1,746,208x = 2,409,404.16 × 1,020,913.48
  4. Step 4: Simplify right side
    1,746,208x = 2,459,793,185,712.08
  5. Step 5: Solve for x
    x = 2,459,793,185,712.08/1,746,208
  6. Step 6: Final answer
    x = 1,408,648.45

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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.