Home / 1,562,402.04-2,156,095.40-917,880.98

Finding the Fourth Proportional to 1,562,402.04, 2,156,095.40 and 917,880.98

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Solution

The fourth proportional to 1,562,402.04, 2,156,095.40 and 917,880.98 is: 1,266,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,402.04 : 2,156,095.40 = 917,880.98 : x
  2. Step 2: Convert to fraction form
    1,562,402.04/2,156,095.40 = 917,880.98/x
  3. Step 3: Cross multiply
    1,562,402.04x = 2,156,095.40 × 917,880.98
  4. Step 4: Simplify right side
    1,562,402.04x = 1,979,038,958,725.49
  5. Step 5: Solve for x
    x = 1,979,038,958,725.49/1,562,402.04
  6. Step 6: Final answer
    x = 1,266,664.35

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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.