Home / 1,499,546.40-2,249,611.20-434,623.20

Finding the Fourth Proportional to 1,499,546.40, 2,249,611.20 and 434,623.20

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Solution

The fourth proportional to 1,499,546.40, 2,249,611.20 and 434,623.20 is: 652,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,546.40 : 2,249,611.20 = 434,623.20 : x
  2. Step 2: Convert to fraction form
    1,499,546.40/2,249,611.20 = 434,623.20/x
  3. Step 3: Cross multiply
    1,499,546.40x = 2,249,611.20 × 434,623.20
  4. Step 4: Simplify right side
    1,499,546.40x = 977,733,218,499.84
  5. Step 5: Solve for x
    x = 977,733,218,499.84/1,499,546.40
  6. Step 6: Final answer
    x = 652,019.32

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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.