Home / 1,208,007.60-1,812,230.10-607,457.40

Finding the Fourth Proportional to 1,208,007.60, 1,812,230.10 and 607,457.40

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Solution

The fourth proportional to 1,208,007.60, 1,812,230.10 and 607,457.40 is: 911,296.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,007.60 : 1,812,230.10 = 607,457.40 : x
  2. Step 2: Convert to fraction form
    1,208,007.60/1,812,230.10 = 607,457.40/x
  3. Step 3: Cross multiply
    1,208,007.60x = 1,812,230.10 × 607,457.40
  4. Step 4: Simplify right side
    1,208,007.60x = 1,100,852,584,747.74
  5. Step 5: Solve for x
    x = 1,100,852,584,747.74/1,208,007.60
  6. Step 6: Final answer
    x = 911,296.08

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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.