Home / 1,133,730-1,564,547.40-624,432.38

Finding the Fourth Proportional to 1,133,730, 1,564,547.40 and 624,432.38

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Solution

The fourth proportional to 1,133,730, 1,564,547.40 and 624,432.38 is: 861,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,730 : 1,564,547.40 = 624,432.38 : x
  2. Step 2: Convert to fraction form
    1,133,730/1,564,547.40 = 624,432.38/x
  3. Step 3: Cross multiply
    1,133,730x = 1,564,547.40 × 624,432.38
  4. Step 4: Simplify right side
    1,133,730x = 976,954,048,782.08
  5. Step 5: Solve for x
    x = 976,954,048,782.08/1,133,730
  6. Step 6: Final answer
    x = 861,716.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.