Home / 1,249,457.28-1,724,144.88-733,157.76

Finding the Fourth Proportional to 1,249,457.28, 1,724,144.88 and 733,157.76

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Solution

The fourth proportional to 1,249,457.28, 1,724,144.88 and 733,157.76 is: 1,011,695.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,457.28 : 1,724,144.88 = 733,157.76 : x
  2. Step 2: Convert to fraction form
    1,249,457.28/1,724,144.88 = 733,157.76/x
  3. Step 3: Cross multiply
    1,249,457.28x = 1,724,144.88 × 733,157.76
  4. Step 4: Simplify right side
    1,249,457.28x = 1,264,070,198,136.27
  5. Step 5: Solve for x
    x = 1,264,070,198,136.27/1,249,457.28
  6. Step 6: Final answer
    x = 1,011,695.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.