Home / 4,772,457.79-7,158,701.39-1,178,225.13

Finding the Fourth Proportional to 4,772,457.79, 7,158,701.39 and 1,178,225.13

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Solution

The fourth proportional to 4,772,457.79, 7,158,701.39 and 1,178,225.13 is: 1,767,341.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772,457.79 : 7,158,701.39 = 1,178,225.13 : x
  2. Step 2: Convert to fraction form
    4,772,457.79/7,158,701.39 = 1,178,225.13/x
  3. Step 3: Cross multiply
    4,772,457.79x = 7,158,701.39 × 1,178,225.13
  4. Step 4: Simplify right side
    4,772,457.79x = 8,434,561,875,863.93
  5. Step 5: Solve for x
    x = 8,434,561,875,863.93/4,772,457.79
  6. Step 6: Final answer
    x = 1,767,341.33

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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.