Home / 1,569,438.40-2,354,271.78-657,705.70

Finding the Fourth Proportional to 1,569,438.40, 2,354,271.78 and 657,705.70

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Solution

The fourth proportional to 1,569,438.40, 2,354,271.78 and 657,705.70 is: 986,606.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,438.40 : 2,354,271.78 = 657,705.70 : x
  2. Step 2: Convert to fraction form
    1,569,438.40/2,354,271.78 = 657,705.70/x
  3. Step 3: Cross multiply
    1,569,438.40x = 2,354,271.78 × 657,705.70
  4. Step 4: Simplify right side
    1,569,438.40x = 1,548,417,965,635.86
  5. Step 5: Solve for x
    x = 1,548,417,965,635.86/1,569,438.40
  6. Step 6: Final answer
    x = 986,606.39

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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.