Home / 1,056,364.80-1,584,547.20-487,744.80

Finding the Fourth Proportional to 1,056,364.80, 1,584,547.20 and 487,744.80

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Solution

The fourth proportional to 1,056,364.80, 1,584,547.20 and 487,744.80 is: 731,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,364.80 : 1,584,547.20 = 487,744.80 : x
  2. Step 2: Convert to fraction form
    1,056,364.80/1,584,547.20 = 487,744.80/x
  3. Step 3: Cross multiply
    1,056,364.80x = 1,584,547.20 × 487,744.80
  4. Step 4: Simplify right side
    1,056,364.80x = 772,854,657,154.56
  5. Step 5: Solve for x
    x = 772,854,657,154.56/1,056,364.80
  6. Step 6: Final answer
    x = 731,617.20

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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.