Home / 4,812,631.61-7,218,869.95-1,169,390.32

Finding the Fourth Proportional to 4,812,631.61, 7,218,869.95 and 1,169,390.32

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Solution

The fourth proportional to 4,812,631.61, 7,218,869.95 and 1,169,390.32 is: 1,754,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,631.61 : 7,218,869.95 = 1,169,390.32 : x
  2. Step 2: Convert to fraction form
    4,812,631.61/7,218,869.95 = 1,169,390.32/x
  3. Step 3: Cross multiply
    4,812,631.61x = 7,218,869.95 × 1,169,390.32
  4. Step 4: Simplify right side
    4,812,631.61x = 8,441,676,624,283.45
  5. Step 5: Solve for x
    x = 8,441,676,624,283.45/4,812,631.61
  6. Step 6: Final answer
    x = 1,754,066.66

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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.