Home / 1,333,870.69-2,000,904.45-435,287.47

Finding the Fourth Proportional to 1,333,870.69, 2,000,904.45 and 435,287.47

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Solution

The fourth proportional to 1,333,870.69, 2,000,904.45 and 435,287.47 is: 652,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,870.69 : 2,000,904.45 = 435,287.47 : x
  2. Step 2: Convert to fraction form
    1,333,870.69/2,000,904.45 = 435,287.47/x
  3. Step 3: Cross multiply
    1,333,870.69x = 2,000,904.45 × 435,287.47
  4. Step 4: Simplify right side
    1,333,870.69x = 870,968,635,752.24
  5. Step 5: Solve for x
    x = 870,968,635,752.24/1,333,870.69
  6. Step 6: Final answer
    x = 652,963.32

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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.