Home / 1,555,095.70-2,332,643.55-657,550.90

Finding the Fourth Proportional to 1,555,095.70, 2,332,643.55 and 657,550.90

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Solution

The fourth proportional to 1,555,095.70, 2,332,643.55 and 657,550.90 is: 986,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,095.70 : 2,332,643.55 = 657,550.90 : x
  2. Step 2: Convert to fraction form
    1,555,095.70/2,332,643.55 = 657,550.90/x
  3. Step 3: Cross multiply
    1,555,095.70x = 2,332,643.55 × 657,550.90
  4. Step 4: Simplify right side
    1,555,095.70x = 1,533,831,865,681.69
  5. Step 5: Solve for x
    x = 1,533,831,865,681.69/1,555,095.70
  6. Step 6: Final answer
    x = 986,326.35

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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.