Home / 1,357,485.28-2,036,225.76-346,606.72

Finding the Fourth Proportional to 1,357,485.28, 2,036,225.76 and 346,606.72

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Solution

The fourth proportional to 1,357,485.28, 2,036,225.76 and 346,606.72 is: 519,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,485.28 : 2,036,225.76 = 346,606.72 : x
  2. Step 2: Convert to fraction form
    1,357,485.28/2,036,225.76 = 346,606.72/x
  3. Step 3: Cross multiply
    1,357,485.28x = 2,036,225.76 × 346,606.72
  4. Step 4: Simplify right side
    1,357,485.28x = 705,769,531,853.11
  5. Step 5: Solve for x
    x = 705,769,531,853.11/1,357,485.28
  6. Step 6: Final answer
    x = 519,909.53

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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.