Home / 1,409,560-1,946,807.40-928,276.36

Finding the Fourth Proportional to 1,409,560, 1,946,807.40 and 928,276.36

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Solution

The fourth proportional to 1,409,560, 1,946,807.40 and 928,276.36 is: 1,282,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,560 : 1,946,807.40 = 928,276.36 : x
  2. Step 2: Convert to fraction form
    1,409,560/1,946,807.40 = 928,276.36/x
  3. Step 3: Cross multiply
    1,409,560x = 1,946,807.40 × 928,276.36
  4. Step 4: Simplify right side
    1,409,560x = 1,807,175,286,893.06
  5. Step 5: Solve for x
    x = 1,807,175,286,893.06/1,409,560
  6. Step 6: Final answer
    x = 1,282,084.68

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1.5x scale

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.