Home / 1,482,603.40-2,223,905.10-417,631.60

Finding the Fourth Proportional to 1,482,603.40, 2,223,905.10 and 417,631.60

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Solution

The fourth proportional to 1,482,603.40, 2,223,905.10 and 417,631.60 is: 626,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,603.40 : 2,223,905.10 = 417,631.60 : x
  2. Step 2: Convert to fraction form
    1,482,603.40/2,223,905.10 = 417,631.60/x
  3. Step 3: Cross multiply
    1,482,603.40x = 2,223,905.10 × 417,631.60
  4. Step 4: Simplify right side
    1,482,603.40x = 928,773,045,161.16
  5. Step 5: Solve for x
    x = 928,773,045,161.16/1,482,603.40
  6. Step 6: Final answer
    x = 626,447.40

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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.