Home / 1,303,477.60-1,955,216.40-555,426.40

Finding the Fourth Proportional to 1,303,477.60, 1,955,216.40 and 555,426.40

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Solution

The fourth proportional to 1,303,477.60, 1,955,216.40 and 555,426.40 is: 833,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,477.60 : 1,955,216.40 = 555,426.40 : x
  2. Step 2: Convert to fraction form
    1,303,477.60/1,955,216.40 = 555,426.40/x
  3. Step 3: Cross multiply
    1,303,477.60x = 1,955,216.40 × 555,426.40
  4. Step 4: Simplify right side
    1,303,477.60x = 1,085,978,806,272.96
  5. Step 5: Solve for x
    x = 1,085,978,806,272.96/1,303,477.60
  6. Step 6: Final answer
    x = 833,139.60

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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.