Home / 1,330,601.60-1,995,513.60-477,574.40

Finding the Fourth Proportional to 1,330,601.60, 1,995,513.60 and 477,574.40

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Solution

The fourth proportional to 1,330,601.60, 1,995,513.60 and 477,574.40 is: 716,222.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,601.60 : 1,995,513.60 = 477,574.40 : x
  2. Step 2: Convert to fraction form
    1,330,601.60/1,995,513.60 = 477,574.40/x
  3. Step 3: Cross multiply
    1,330,601.60x = 1,995,513.60 × 477,574.40
  4. Step 4: Simplify right side
    1,330,601.60x = 953,006,210,211.84
  5. Step 5: Solve for x
    x = 953,006,210,211.84/1,330,601.60
  6. Step 6: Final answer
    x = 716,222.05

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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.