Home / 1,710,387.90-2,564,545.05-856,466.46

Finding the Fourth Proportional to 1,710,387.90, 2,564,545.05 and 856,466.46

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Solution

The fourth proportional to 1,710,387.90, 2,564,545.05 and 856,466.46 is: 1,284,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,387.90 : 2,564,545.05 = 856,466.46 : x
  2. Step 2: Convert to fraction form
    1,710,387.90/2,564,545.05 = 856,466.46/x
  3. Step 3: Cross multiply
    1,710,387.90x = 2,564,545.05 × 856,466.46
  4. Step 4: Simplify right side
    1,710,387.90x = 2,196,446,820,484.02
  5. Step 5: Solve for x
    x = 2,196,446,820,484.02/1,710,387.90
  6. Step 6: Final answer
    x = 1,284,180.52

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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.