Home / 1,347,434.90-2,021,038.49-436,598.09

Finding the Fourth Proportional to 1,347,434.90, 2,021,038.49 and 436,598.09

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Solution

The fourth proportional to 1,347,434.90, 2,021,038.49 and 436,598.09 is: 654,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,434.90 : 2,021,038.49 = 436,598.09 : x
  2. Step 2: Convert to fraction form
    1,347,434.90/2,021,038.49 = 436,598.09/x
  3. Step 3: Cross multiply
    1,347,434.90x = 2,021,038.49 × 436,598.09
  4. Step 4: Simplify right side
    1,347,434.90x = 882,381,532,262.30
  5. Step 5: Solve for x
    x = 882,381,532,262.30/1,347,434.90
  6. Step 6: Final answer
    x = 654,860.24

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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.