Home / 1,358,888.80-2,036,000.40-885,330.40

Finding the Fourth Proportional to 1,358,888.80, 2,036,000.40 and 885,330.40

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Solution

The fourth proportional to 1,358,888.80, 2,036,000.40 and 885,330.40 is: 1,326,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,888.80 : 2,036,000.40 = 885,330.40 : x
  2. Step 2: Convert to fraction form
    1,358,888.80/2,036,000.40 = 885,330.40/x
  3. Step 3: Cross multiply
    1,358,888.80x = 2,036,000.40 × 885,330.40
  4. Step 4: Simplify right side
    1,358,888.80x = 1,802,533,048,532.16
  5. Step 5: Solve for x
    x = 1,802,533,048,532.16/1,358,888.80
  6. Step 6: Final answer
    x = 1,326,475.76

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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.