Home / 1,916,365.29-2,874,547.81-496,421.34

Finding the Fourth Proportional to 1,916,365.29, 2,874,547.81 and 496,421.34

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Solution

The fourth proportional to 1,916,365.29, 2,874,547.81 and 496,421.34 is: 744,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,365.29 : 2,874,547.81 = 496,421.34 : x
  2. Step 2: Convert to fraction form
    1,916,365.29/2,874,547.81 = 496,421.34/x
  3. Step 3: Cross multiply
    1,916,365.29x = 2,874,547.81 × 496,421.34
  4. Step 4: Simplify right side
    1,916,365.29x = 1,426,986,875,734.27
  5. Step 5: Solve for x
    x = 1,426,986,875,734.27/1,916,365.29
  6. Step 6: Final answer
    x = 744,631.98

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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.