Home / 1,313,196-1,812,210.48-709,584

Finding the Fourth Proportional to 1,313,196, 1,812,210.48 and 709,584

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Solution

The fourth proportional to 1,313,196, 1,812,210.48 and 709,584 is: 979,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,196 : 1,812,210.48 = 709,584 : x
  2. Step 2: Convert to fraction form
    1,313,196/1,812,210.48 = 709,584/x
  3. Step 3: Cross multiply
    1,313,196x = 1,812,210.48 × 709,584
  4. Step 4: Simplify right side
    1,313,196x = 1,285,915,561,240.32
  5. Step 5: Solve for x
    x = 1,285,915,561,240.32/1,313,196
  6. Step 6: Final answer
    x = 979,225.92

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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.