Home / 1,496,547.40-2,065,201.86-817,486.60

Finding the Fourth Proportional to 1,496,547.40, 2,065,201.86 and 817,486.60

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Solution

The fourth proportional to 1,496,547.40, 2,065,201.86 and 817,486.60 is: 1,128,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,547.40 : 2,065,201.86 = 817,486.60 : x
  2. Step 2: Convert to fraction form
    1,496,547.40/2,065,201.86 = 817,486.60/x
  3. Step 3: Cross multiply
    1,496,547.40x = 2,065,201.86 × 817,486.60
  4. Step 4: Simplify right side
    1,496,547.40x = 1,688,274,846,845.08
  5. Step 5: Solve for x
    x = 1,688,274,846,845.08/1,496,547.40
  6. Step 6: Final answer
    x = 1,128,113.18

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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.