Home / 1,742,715.30-2,608,478.58-931,071.47

Finding the Fourth Proportional to 1,742,715.30, 2,608,478.58 and 931,071.47

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Solution

The fourth proportional to 1,742,715.30, 2,608,478.58 and 931,071.47 is: 1,393,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,715.30 : 2,608,478.58 = 931,071.47 : x
  2. Step 2: Convert to fraction form
    1,742,715.30/2,608,478.58 = 931,071.47/x
  3. Step 3: Cross multiply
    1,742,715.30x = 2,608,478.58 × 931,071.47
  4. Step 4: Simplify right side
    1,742,715.30x = 2,428,679,985,944.11
  5. Step 5: Solve for x
    x = 2,428,679,985,944.11/1,742,715.30
  6. Step 6: Final answer
    x = 1,393,618.33

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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.