Home / 1,356,549.50-1,872,045.60-847,547.12

Finding the Fourth Proportional to 1,356,549.50, 1,872,045.60 and 847,547.12

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Solution

The fourth proportional to 1,356,549.50, 1,872,045.60 and 847,547.12 is: 1,169,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,549.50 : 1,872,045.60 = 847,547.12 : x
  2. Step 2: Convert to fraction form
    1,356,549.50/1,872,045.60 = 847,547.12/x
  3. Step 3: Cross multiply
    1,356,549.50x = 1,872,045.60 × 847,547.12
  4. Step 4: Simplify right side
    1,356,549.50x = 1,586,646,856,788.67
  5. Step 5: Solve for x
    x = 1,586,646,856,788.67/1,356,549.50
  6. Step 6: Final answer
    x = 1,169,619.58

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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.