Home / 1,483,952.40-2,225,928.60-686,790.90

Finding the Fourth Proportional to 1,483,952.40, 2,225,928.60 and 686,790.90

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Solution

The fourth proportional to 1,483,952.40, 2,225,928.60 and 686,790.90 is: 1,030,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,952.40 : 2,225,928.60 = 686,790.90 : x
  2. Step 2: Convert to fraction form
    1,483,952.40/2,225,928.60 = 686,790.90/x
  3. Step 3: Cross multiply
    1,483,952.40x = 2,225,928.60 × 686,790.90
  4. Step 4: Simplify right side
    1,483,952.40x = 1,528,747,506,529.74
  5. Step 5: Solve for x
    x = 1,528,747,506,529.74/1,483,952.40
  6. Step 6: Final answer
    x = 1,030,186.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.