Home / 1,563,428.95-2,345,547.77-915,552.30

Finding the Fourth Proportional to 1,563,428.95, 2,345,547.77 and 915,552.30

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Solution

The fourth proportional to 1,563,428.95, 2,345,547.77 and 915,552.30 is: 1,373,565.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,428.95 : 2,345,547.77 = 915,552.30 : x
  2. Step 2: Convert to fraction form
    1,563,428.95/2,345,547.77 = 915,552.30/x
  3. Step 3: Cross multiply
    1,563,428.95x = 2,345,547.77 × 915,552.30
  4. Step 4: Simplify right side
    1,563,428.95x = 2,147,471,652,616.02
  5. Step 5: Solve for x
    x = 2,147,471,652,616.02/1,563,428.95
  6. Step 6: Final answer
    x = 1,373,565.23

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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.