Home / 1,523,987.05-2,286,075.63-402,057.13

Finding the Fourth Proportional to 1,523,987.05, 2,286,075.63 and 402,057.13

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Solution

The fourth proportional to 1,523,987.05, 2,286,075.63 and 402,057.13 is: 603,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,987.05 : 2,286,075.63 = 402,057.13 : x
  2. Step 2: Convert to fraction form
    1,523,987.05/2,286,075.63 = 402,057.13/x
  3. Step 3: Cross multiply
    1,523,987.05x = 2,286,075.63 × 402,057.13
  4. Step 4: Simplify right side
    1,523,987.05x = 919,133,006,760.74
  5. Step 5: Solve for x
    x = 919,133,006,760.74/1,523,987.05
  6. Step 6: Final answer
    x = 603,110.77

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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.