Home / 1,238,929.18-1,710,036.54-846,621.02

Finding the Fourth Proportional to 1,238,929.18, 1,710,036.54 and 846,621.02

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Solution

The fourth proportional to 1,238,929.18, 1,710,036.54 and 846,621.02 is: 1,168,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,929.18 : 1,710,036.54 = 846,621.02 : x
  2. Step 2: Convert to fraction form
    1,238,929.18/1,710,036.54 = 846,621.02/x
  3. Step 3: Cross multiply
    1,238,929.18x = 1,710,036.54 × 846,621.02
  4. Step 4: Simplify right side
    1,238,929.18x = 1,447,752,877,573.53
  5. Step 5: Solve for x
    x = 1,447,752,877,573.53/1,238,929.18
  6. Step 6: Final answer
    x = 1,168,551.77

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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.