Home / 4,908,666.80-7,363,000.20-1,314,988.40

Finding the Fourth Proportional to 4,908,666.80, 7,363,000.20 and 1,314,988.40

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Solution

The fourth proportional to 4,908,666.80, 7,363,000.20 and 1,314,988.40 is: 1,972,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908,666.80 : 7,363,000.20 = 1,314,988.40 : x
  2. Step 2: Convert to fraction form
    4,908,666.80/7,363,000.20 = 1,314,988.40/x
  3. Step 3: Cross multiply
    4,908,666.80x = 7,363,000.20 × 1,314,988.40
  4. Step 4: Simplify right side
    4,908,666.80x = 9,682,259,852,197.68
  5. Step 5: Solve for x
    x = 9,682,259,852,197.68/4,908,666.80
  6. Step 6: Final answer
    x = 1,972,482.60

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1.5x scale

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.