Home / 1,816,437-2,506,683.12-1,011,621

Finding the Fourth Proportional to 1,816,437, 2,506,683.12 and 1,011,621

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Solution

The fourth proportional to 1,816,437, 2,506,683.12 and 1,011,621 is: 1,396,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,437 : 2,506,683.12 = 1,011,621 : x
  2. Step 2: Convert to fraction form
    1,816,437/2,506,683.12 = 1,011,621/x
  3. Step 3: Cross multiply
    1,816,437x = 2,506,683.12 × 1,011,621
  4. Step 4: Simplify right side
    1,816,437x = 2,535,813,284,537.52
  5. Step 5: Solve for x
    x = 2,535,813,284,537.52/1,816,437
  6. Step 6: Final answer
    x = 1,396,037.01

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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.