Home / 1,087,487.10-1,631,230.65-910,340.10

Finding the Fourth Proportional to 1,087,487.10, 1,631,230.65 and 910,340.10

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Solution

The fourth proportional to 1,087,487.10, 1,631,230.65 and 910,340.10 is: 1,365,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,487.10 : 1,631,230.65 = 910,340.10 : x
  2. Step 2: Convert to fraction form
    1,087,487.10/1,631,230.65 = 910,340.10/x
  3. Step 3: Cross multiply
    1,087,487.10x = 1,631,230.65 × 910,340.10
  4. Step 4: Simplify right side
    1,087,487.10x = 1,484,974,673,044.07
  5. Step 5: Solve for x
    x = 1,484,974,673,044.07/1,087,487.10
  6. Step 6: Final answer
    x = 1,365,510.15

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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.