Home / 977,411.10-1,466,116.65-906,552.30

Finding the Fourth Proportional to 977,411.10, 1,466,116.65 and 906,552.30

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Solution

The fourth proportional to 977,411.10, 1,466,116.65 and 906,552.30 is: 1,359,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,411.10 : 1,466,116.65 = 906,552.30 : x
  2. Step 2: Convert to fraction form
    977,411.10/1,466,116.65 = 906,552.30/x
  3. Step 3: Cross multiply
    977,411.10x = 1,466,116.65 × 906,552.30
  4. Step 4: Simplify right side
    977,411.10x = 1,329,111,421,125.80
  5. Step 5: Solve for x
    x = 1,329,111,421,125.80/977,411.10
  6. Step 6: Final answer
    x = 1,359,828.45

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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.