Home / 1,501,860.80-2,253,036.90-490,689.20

Finding the Fourth Proportional to 1,501,860.80, 2,253,036.90 and 490,689.20

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Solution

The fourth proportional to 1,501,860.80, 2,253,036.90 and 490,689.20 is: 736,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,860.80 : 2,253,036.90 = 490,689.20 : x
  2. Step 2: Convert to fraction form
    1,501,860.80/2,253,036.90 = 490,689.20/x
  3. Step 3: Cross multiply
    1,501,860.80x = 2,253,036.90 × 490,689.20
  4. Step 4: Simplify right side
    1,501,860.80x = 1,105,540,874,031.48
  5. Step 5: Solve for x
    x = 1,105,540,874,031.48/1,501,860.80
  6. Step 6: Final answer
    x = 736,114.08

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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.