Home / 1,496,564.40-2,065,225.32-817,503.60

Finding the Fourth Proportional to 1,496,564.40, 2,065,225.32 and 817,503.60

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Solution

The fourth proportional to 1,496,564.40, 2,065,225.32 and 817,503.60 is: 1,128,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,564.40 : 2,065,225.32 = 817,503.60 : x
  2. Step 2: Convert to fraction form
    1,496,564.40/2,065,225.32 = 817,503.60/x
  3. Step 3: Cross multiply
    1,496,564.40x = 2,065,225.32 × 817,503.60
  4. Step 4: Simplify right side
    1,496,564.40x = 1,688,329,133,911.15
  5. Step 5: Solve for x
    x = 1,688,329,133,911.15/1,496,564.40
  6. Step 6: Final answer
    x = 1,128,136.64

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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.